{"id":26271,"date":"2023-04-27T06:18:34","date_gmt":"2023-04-27T11:18:34","guid":{"rendered":"https:\/\/www.contus.com\/blog\/?p=26271"},"modified":"2026-04-01T08:57:40","modified_gmt":"2026-04-01T13:57:40","slug":"best-free-chat-apps","status":"publish","type":"post","link":"https:\/\/www.contus.com\/blog\/best-free-chat-apps\/","title":{"rendered":"Best Free Chat Apps for 2026: Our Top 13 Picks"},"content":{"rendered":"\n<p>Highlights of the <strong>13 best free chat apps you must try in 2026<\/strong>, including their features and benefits to help you choose the right one for your needs.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Introduction\"><\/span><strong>Introduction<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>In today&#8217;s digitally connected world, online chatting apps have become an essential part of life, whether for personal or professional use. But not everyone is interested in using a paid chat solution and this is where free chat apps come in.<\/p>\n\n\n\n<p>So in this blog, we&#8217;ve come up with a carefully curated list of the top 12 messaging apps for 2026 to help you choose the best one for your communication needs.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"What_is_a_Chat_App\"><\/span><strong>What is a Chat App<\/strong>?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>A <strong>Chat App<\/strong> is software that allows your user to communicate with their friends and family in real-time. Typically, chat apps are used for in-app messaging along with features like voice and video calling, file sharing, push notifications, and more.<\/p>\n\n\n\n<p>These apps can be downloaded on any compatible device like mobile, tablets, or computers and can be used across a variety of platforms like Android, iOS, and Web. <\/p>\n\n\n\n<p>Some of the popular use cases of online chat apps include personal communication, enterprise communication, <a href=\"https:\/\/www.mirrorfly.com\/conversational-ai\/industries\/customer-support\/\" rel=\"nofollow noopener\" target=\"_blank\">customer support<\/a>, online education, and social media networking.<\/p>\n\n\n\n<p class=\"has-background\" style=\"background-color:#8dd2fc0a\">\ud83d\udc49 Here\u2019s <a href=\"https:\/\/www.contus.com\/blog\/how-whatsapp-works-technically-and-how-to-build-an-app-similar-to-it\/\">how to build your chat app like WhatsApp<\/a>. Take a look<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"List_Of_13_Best_Free_Chat_Apps_TLDR\"><\/span><strong>List Of 13 Best Free Chat Apps: TL;DR<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>Here is the list of the popular Free messaging apps:<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Signal&nbsp;<\/li>\n\n\n\n<li>Telegram&nbsp;<\/li>\n\n\n\n<li>Facebook Messenger&nbsp;<\/li>\n\n\n\n<li>WhatsApp&nbsp;<\/li>\n\n\n\n<li>Slack&nbsp;<\/li>\n\n\n\n<li>Skype&nbsp;<\/li>\n\n\n\n<li>Snapchat&nbsp;<\/li>\n\n\n\n<li>Viber&nbsp;<\/li>\n\n\n\n<li>Line&nbsp;<\/li>\n\n\n\n<li>WeChat<\/li>\n\n\n\n<li>Discord<\/li>\n\n\n\n<li>Threema<\/li>\n\n\n\n<li>Rocket.chat<\/li>\n<\/ol>\n\n\n\n<p><strong>Comparison Table<\/strong><\/p>\n\n\n\n<p>Let\u2019s quickly compare the use cases, base location and start rating of the best free real-time chat apps against each other.<\/p>\n\n\n\n<figure class=\"wp-block-table alignleft custom-table-one is-style-stripes\"><table><thead><tr><th class=\"has-text-align-left\" data-align=\"left\"><strong>App<\/strong><\/th><th class=\"has-text-align-center\" data-align=\"center\"><strong>Best For<\/strong><\/th><th class=\"has-text-align-center\" data-align=\"center\"><strong>Headquarters in<\/strong><\/th><th class=\"has-text-align-center\" data-align=\"center\"><strong>Star Rating (Out of 5)<\/strong><\/th><\/tr><\/thead><tbody><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>1. Signal<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Private messaging and calling<\/td><td class=\"has-text-align-center\" data-align=\"center\">San Francisco, USA<\/td><td class=\"has-text-align-center\" data-align=\"center\"> 4.4 <\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>2. Telegram<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Secure 1:1 messaging<\/td><td class=\"has-text-align-center\" data-align=\"center\">Germany<\/td><td class=\"has-text-align-center\" data-align=\"center\">4.2 <\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>3. Facebook Messenger<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Private and Business communication<\/td><td class=\"has-text-align-center\" data-align=\"center\">Menlo Park, California, United States<\/td><td class=\"has-text-align-center\" data-align=\"center\">4.2 <\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>4. WhatsApp<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Personal and Enterprise Communication<\/td><td class=\"has-text-align-center\" data-align=\"center\">Mountain View, California, United States<\/td><td class=\"has-text-align-center\" data-align=\"center\">4.1 <\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>5. Slack<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Team communication and collaboration<\/td><td class=\"has-text-align-center\" data-align=\"center\">San Francisco, USA<\/td><td class=\"has-text-align-center\" data-align=\"center\">4.1 <\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>6. Skype<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Instant messaging and video conferencing<\/td><td class=\"has-text-align-center\" data-align=\"center\">Luxembourg City, Luxembourg<\/td><td class=\"has-text-align-center\" data-align=\"center\">4.1 <\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>7. Snapchat<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Social networking<\/td><td class=\"has-text-align-center\" data-align=\"center\">Santa Monica, USA<\/td><td class=\"has-text-align-center\" data-align=\"center\">4.1 <\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>8. Viber<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Private messaging and calls<\/td><td class=\"has-text-align-center\" data-align=\"center\">Japan<\/td><td class=\"has-text-align-center\" data-align=\"center\">4.0 <\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>9. Line<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Communication and Social networking<\/td><td class=\"has-text-align-center\" data-align=\"center\">Tokyo, Japan<\/td><td class=\"has-text-align-center\" data-align=\"center\">3.9 <\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>10. WeChat<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Communication and Mobile payment<\/td><td class=\"has-text-align-center\" data-align=\"center\">Shenzen, Guangdong, China<\/td><td class=\"has-text-align-center\" data-align=\"center\">4.3 <\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>11. Discord<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Best chat app for gaming communities<\/td><td class=\"has-text-align-center\" data-align=\"center\">Sanfransico, California<\/td><td class=\"has-text-align-center\" data-align=\"center\">4.4 <\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>12. Threema<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">No.1 secure chat app to regain privacy<\/td><td class=\"has-text-align-center\" data-align=\"center\">Pf\u00e4ffikon, Switzerland<\/td><td class=\"has-text-align-center\" data-align=\"center\">4.1 <\/td><\/tr><tr><td class=\"has-text-align-left\" data-align=\"left\"><strong>13. Rocket.chat<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\">Secure team collaboration<\/td><td class=\"has-text-align-center\" data-align=\"center\">Wilmington, USA<\/td><td class=\"has-text-align-center\" data-align=\"center\">4.2 <\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">List of Free Chat Apps with Review<\/figcaption><\/figure>\n\n\n\n<p class=\"has-text-align-center\"><\/p>\n\n\n\n<h2 class=\"wp-block-heading has-text-align-center\"><span class=\"ez-toc-section\" id=\"10_Best_Free_Chatting_Apps_in_2026_Tested_Ranked\"><\/span><strong>10 Best Free Chatting Apps in 2026 ( Tested &amp; Ranked)<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>The Top 10 <strong>Best Video Call &amp; Real Time Chat Apps<\/strong> are Signal, Telegram, Facebook Messenger, WhatsApp, Slack, Skype, Snapchat, Viber, Line, and WeChat.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Signal_Easy_free_private_calling_and_messaging_app\"><\/span><strong>1. Signal: Easy &amp; free private calling and messaging app<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"418\" src=\"https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/free-messaging-sdk.webp\" alt=\"Top-messaging-softwares\" class=\"wp-image-26306\" srcset=\"https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/free-messaging-sdk.webp 800w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/free-messaging-sdk-300x157.webp 300w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/free-messaging-sdk-768x401.webp 768w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/free-messaging-sdk-150x78.webp 150w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">An Encrypted Free Messaging Service for Instant messaging, Voice, and Video Calls<\/figcaption><\/figure><\/div>\n\n\n<p>Signal is a popular private messaging app that enables users to communicate with each other, avoiding SMS costs. Besides, users can create groups and chat with multiple other users in real time. Also, it enables sharing of media or attachments ensuring the privacy of the sender and receiver data.&nbsp;<\/p>\n\n\n\n<p><strong>Features:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Direct Messaging<\/li>\n\n\n\n<li>Voice calling<\/li>\n\n\n\n<li>Video calling<\/li>\n\n\n\n<li>Group chats<\/li>\n\n\n\n<li>Media and File Sharing<\/li>\n\n\n\n<li>Signal PINs<\/li>\n<\/ul>\n\n\n\n<p><strong>Key Spec:<\/strong><\/p>\n\n\n\n<div style=\"background:#edf5ff; padding: 20px; margin-bottom: 20px; \">\n\n<p><strong>Geolocation:<\/strong> Signal is used by people all over the world, but it is particularly popular in the United States and Europe.<\/p>\n\n<p><strong>Platforms\/Languages:<\/strong> Signal is available for iOS, Android, Windows, Mac, and Linux.<\/p>\n\n<p><strong>Use Cases:<\/strong> Signal is best for users who put their privacy and security first when using a chat app. It is particularly popular among journalists, government offices, defense, and other individuals who need to communicate sensitive information.<\/p>\n\n\n<p><strong>Free Restrictions:<\/strong> Signal is completely free to use, and there are no restrictions on the number of messages or calls that you can make.<\/p>\n\n\n<\/div>\n\n\n\n<section class=\"interested2 mirrorfly\">\n<div class=\"interested-inn2\">\n<div class=\"flag2\">\n<div style=\"width: 47px; height: 47px; background:#fb7d17; border-radius: 14px; transform: rotate(45deg);\">&nbsp;<\/div>\n<\/div><div class=\"flex-box\">\n<div class=\"left-part\">Building White-label Chat Apps Is Now Easy With MirrorFly!<\/div>\n<div class=\"right-part\"><a class=\"btns\" href=\"https:\/\/www.mirrorfly.com\/request-demo.php\" target=\"_blank\" rel=\"noopener noreferrer nofollow\">Request Demo<\/a><\/div>\n<\/div>\n<\/div>\n<\/section>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_Telegram_Secure_free_one-to-one_and_group_messaging_app\"><\/span><strong>2. Telegram: Secure free one-to-one and group messaging app<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"418\" src=\"https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/free-real-time-chat-sdk.webp\" alt=\"best-real-time-chat-apps\" class=\"wp-image-26307\" srcset=\"https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/free-real-time-chat-sdk.webp 800w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/free-real-time-chat-sdk-300x157.webp 300w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/free-real-time-chat-sdk-768x401.webp 768w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/free-real-time-chat-sdk-150x78.webp 150w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">&nbsp;Free Instant Messaging for Web &amp; Mobile Apps<\/figcaption><\/figure><\/div>\n\n\n<p>This cloud-based instant messaging app is fully free, fast, and reliable to use. Above this the security features it adopts makes it one of the most preferred free chat apps for users around the globe<\/p>\n\n\n\n<p><strong>Features:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Instant messaging<\/li>\n\n\n\n<li>Voice calling<\/li>\n\n\n\n<li>Video calling<\/li>\n\n\n\n<li>Group chats<\/li>\n\n\n\n<li>Secret chats\/ Self-destructing chats<\/li>\n<\/ul>\n\n\n\n<p><strong>Key Spec:<\/strong><\/p>\n\n\n\n<div style=\"background:#edf5ff; padding: 20px; margin-bottom: 20px; \">\n\n<p><strong>Geolocation:<\/strong> Telegram is used by people all over the world, but it is particularly popular in Russia, Iran, and India.<\/p>\n\n<p><strong>Platforms\/Languages:<\/strong> Telegram is available for iOS, Android, Windows, Mac, and Linux.<\/p>\n\n<p><strong>Use Cases:<\/strong> Telegram is best for private communication, businesses, and enterprises that are looking for E2E encryption.<\/p>\n\n\n<p><strong>Free Restrictions:<\/strong> Telegram is completely free to use. There are no restrictions on the number of messages\/ calls you make or receive.<\/p>\n\n\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Facebook_Messenger_Best_private_and_business_communication_app\"><\/span><strong>3. Facebook Messenger: Best private and business communication app<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"418\" src=\"https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/free-chat-messaging-api.webp\" alt=\"best-chat-messaging-providers\" class=\"wp-image-26305\" srcset=\"https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/free-chat-messaging-api.webp 800w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/free-chat-messaging-api-300x157.webp 300w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/free-chat-messaging-api-768x401.webp 768w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/free-chat-messaging-api-150x78.webp 150w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">Free All-in-one Communication App<\/figcaption><\/figure><\/div>\n\n\n<p>Messenger is a popular and free messaging app that is integrated with the social networking giant Facebook. It lets you easily connect with your friends and family, make conversations and share media like photos, videos and files.<\/p>\n\n\n\n<p><strong>Features:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Instant messaging<\/li>\n\n\n\n<li>Video calling<\/li>\n\n\n\n<li>Audio calling<\/li>\n\n\n\n<li>Group chats<\/li>\n\n\n\n<li>File sharing<\/li>\n\n\n\n<li>Media sharing<\/li>\n\n\n\n<li>Messenger Rooms<\/li>\n\n\n\n<li>Games<\/li>\n<\/ul>\n\n\n\n<p><strong> Key Spec: <\/strong><\/p>\n\n\n\n<div style=\"background:#edf5ff; padding: 20px; margin-bottom: 20px; \">\n\n<p><strong>Geolocation:<\/strong> Facebook Messenger is used by people all over the world, but it is particularly popular in the United States, Canada, and Europe.<\/p>\n\n<p><strong>Platforms\/Languages:<\/strong> Facebook Messenger is available for iOS, Android, and desktop.<\/p>\n\n<p><strong>Use Cases:<\/strong> Facebook Messenger is ideal for anyone who wants to connect with friends and family. It is a great app for E-commerce or Marketplace businesses to connect with their customers.<\/p>\n\n\n<p><strong>Free Restrictions:<\/strong> Facebook does not charge you and restrict you on the number of messages\/ calls made or received within the app.<\/p>\n\n\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_WhatsApp_No1_free_personal_enterprise_communication_app\"><\/span><strong>4. WhatsApp: No.1 free personal &amp; enterprise communication app<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"418\" src=\"https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/chat-app-for-free.webp\" alt=\"best-online-chatting-app\" class=\"wp-image-26302\" srcset=\"https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/chat-app-for-free.webp 800w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/chat-app-for-free-300x157.webp 300w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/chat-app-for-free-768x401.webp 768w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/chat-app-for-free-150x78.webp 150w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">Free Messaging and Video Calling Solution<\/figcaption><\/figure><\/div>\n\n\n<p>WhatsApp is a free online chatting app available for smartphones and tablets. Just with an internet connection, you can use Whatsapp for sending and receiving messages, sharing photos, documents, videos and voice messages. <a href=\"https:\/\/www.contus.com\/blog\/how-whatsapp-works-technically-and-how-to-build-an-app-similar-to-it\/\">WhatsApp is also available on the web<\/a> if you wish to access it on your browsers. Apart from <a href=\"https:\/\/www.contus.com\/blog\/best-instant-messaging-solutions\/\">business instant messaging solutions<\/a>, you can also make voice and video calls on this app.<\/p>\n\n\n\n<p><strong>Features:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>End-to-end encryption<\/li>\n\n\n\n<li>Group chats<\/li>\n\n\n\n<li>Voice and video calls<\/li>\n\n\n\n<li>File sharing<\/li>\n\n\n\n<li>Media sharing<\/li>\n<\/ul>\n\n\n\n<p><strong> Key Spec: <\/strong><\/p>\n\n\n\n<div style=\"background:#edf5ff; padding: 20px; margin-bottom: 20px; \">\n\n<p><strong>Geolocation:<\/strong> Facebook Messenger is used by people all over the world, but it is particularly popular in the United States, Canada, and Europe.<\/p>\n\n<p><strong>Platforms\/Languages:<\/strong> Facebook Messenger is available for iOS, Android, and desktop.<\/p>\n\n<p><strong>Use Cases:<\/strong> Facebook Messenger is ideal for anyone who wants to connect with friends and family. It is a great app for E-commerce or Marketplace businesses to connect with their customers.<\/p>\n\n\n<p><strong>Free Restrictions:<\/strong> Facebook does not charge you and restrict you on the number of messages\/ calls made or received within the app.<\/p>\n\n\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5_Slack_Best_for_team_communication_and_collaboration\"><\/span><strong>5. Slack: Best for team communication and collaboration<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"418\" src=\"https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/no-cost-chat-api.webp\" alt=\"best-chatting-apps\" class=\"wp-image-26310\" srcset=\"https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/no-cost-chat-api.webp 800w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/no-cost-chat-api-300x157.webp 300w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/no-cost-chat-api-768x401.webp 768w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/no-cost-chat-api-150x78.webp 150w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">A No-cost Instant Messaging Platform<\/figcaption><\/figure><\/div>\n\n\n<p>Slack is a free chat system that is primarily used by businesses and teams around the world. It lets users send &amp; receive text messages, share files, and collaborate effectively on projects. It also lets you integrate third-party features, leveraging seamless connectivity and productivity across teams.<\/p>\n\n\n\n<p><strong>Features:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Channels<\/li>\n\n\n\n<li>Direct messages<\/li>\n\n\n\n<li>Voice and video calls<\/li>\n\n\n\n<li>File sharing<\/li>\n\n\n\n<li>Integrations with other apps<\/li>\n\n\n\n<li>Online Chat Rooms<\/li>\n<\/ul>\n\n\n\n<p><strong> Key Spec: <\/strong><\/p>\n\n\n\n<div style=\"background:#edf5ff; padding: 20px; margin-bottom: 20px; \">\n\n<p><strong>Location of User Base:<\/strong> Slack is widely used in the United States, but it is also gaining popularity in other regions such as Europe and Asia.<\/p>\n\n<p><strong>Platforms\/Languages:<\/strong> Available on iOS, Android, desktop (Windows, Mac, Linux), and web.<\/p>\n\n<p><strong>Use Cases:<\/strong> Slack can be used for business communication with colleagues and clients, team collaboration to share ideas, files and information, and project management to track progress and goals.<\/p>\n\n\n<p><strong>Free Restrictions:<\/strong> Limited features, including a limit of 10,000 messages and 10 app integrations. No voice<\/p>\n\n\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"6_Skype_Highly_scalable_free_instant_messaging_video_calling_app\"><\/span><strong>6. Skype: Highly scalable free instant messaging &amp; video calling app<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"418\" src=\"https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/free-chat-api.webp\" alt=\"best-chatting-app\" class=\"wp-image-26304\" srcset=\"https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/free-chat-api.webp 800w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/free-chat-api-300x157.webp 300w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/free-chat-api-768x401.webp 768w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/free-chat-api-150x78.webp 150w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">A Free Messaging App with Video and Voice Communication<\/figcaption><\/figure><\/div>\n\n\n<p>Skype is a free chat service that lets users make video and voice calls, send direct messages and share files effortlessly over the internet. It avails calls across landlines and mobile phones as both free and paid services.<\/p>\n\n\n\n<p><strong>Features:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Instant messaging<\/li>\n\n\n\n<li>Free voice and video calls<\/li>\n\n\n\n<li>Call recording<\/li>\n\n\n\n<li>Group calls<\/li>\n\n\n\n<li>Screen sharing<\/li>\n\n\n\n<li>File sharing<\/li>\n<\/ul>\n\n\n\n<p> <strong>Key Spec:<\/strong> <\/p>\n\n\n\n<div style=\"background:#edf5ff; padding: 20px; margin-bottom: 20px; \">\n\n<p><strong>Geolocation:<\/strong> Skype has a global user base, with the largest number of users in the United States, followed by Europe and Asia.<\/p>\n\n<p><strong>Platforms\/Languages:<\/strong> Skype is available on Windows, macOS, Linux, iOS, Android, and Windows Phone.<\/p>\n\n<p><strong>Use Cases:<\/strong> Skype can be used for personal communication with friends and family, remote work meetings and collaborations, online language tutoring and lessons, international business communication, and dating and social communication with video calls and messaging.<\/p>\n\n\n<p><strong>Free Restrictions:<\/strong> Skype offers free voice and video calls, instant messaging, and file sharing. However, some features such as call recording and screen sharing require a paid subscription.<\/p>\n\n\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<div class=\"recommended-reading\">\n  <div class=\"recommended-header\"><svg class=\"gW_Lq\" style=\"float: left;width: 166px;\" viewBox=\"0 0 210 190\"><defs><path id=\"e26um264ea\" d=\"M18 0h174c9.941 0 18 8.059 18 18v154c0 9.941-8.059 18-18 18H18c-9.941 0-18-8.059-18-18V18C0 8.059 8.059 0 18 0z\"><\/path><\/defs><g fill=\"none\" fill-rule=\"evenodd\"><g><g transform=\"translate(-188 -8232) translate(188 8232)\"><mask id=\"pdc13wuw9b\" fill=\"#fff\"><use xlink:href=\"#e26um264ea\"><\/use><\/mask><circle cx=\"63\" cy=\"95\" r=\"147\" fill=\"#06F\" mask=\"url(#pdc13wuw9b)\"><\/circle><\/g><\/g><\/g><\/svg>\n       <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"122.88\" height=\"101.362\" viewBox=\"0 0 122.88 101.362\" style=\"position: absolute;left: 40px;width: 75px;top: 20px;\">\n       <g id=\"read-book\" transform=\"translate(0 0.002)\">\n         <path id=\"Path_14\" data-name=\"Path 14\" d=\"M12.64,77.27l.31-54.92H6.75V92.23a105.631,105.631,0,0,1,25.68-3.66A72.227,72.227,0,0,1,56.3,92.33a50.968,50.968,0,0,0-16.36-8.88,59.8,59.8,0,0,0-23.66-2.52,3.379,3.379,0,0,1-3.64-3.08,2.81,2.81,0,0,1,0-.58Zm90.98-57.79a4.059,4.059,0,0,1-.04-.51,2.922,2.922,0,0,1,.04-.51V7.34a51.6,51.6,0,0,0-22.86,2.78,31.5,31.5,0,0,0-15.9,12.44V85.9a80.643,80.643,0,0,1,17.58-9.1,50.565,50.565,0,0,1,21.18-3.02V19.48Zm6.75-3.88h9.14a3.372,3.372,0,0,1,3.37,3.37V96.63a3.372,3.372,0,0,1-3.37,3.37,3.28,3.28,0,0,1-1.09-.18c-9.4-2.69-18.74-4.48-27.99-4.54a64.964,64.964,0,0,0-27.08,5.52,3.4,3.4,0,0,1-1.92.56,3.445,3.445,0,0,1-1.92-.56,64.776,64.776,0,0,0-27.08-5.52c-9.25.06-18.58,1.85-27.99,4.54a3.28,3.28,0,0,1-1.09.18A3.352,3.352,0,0,1,0,96.64V18.97A3.372,3.372,0,0,1,3.37,15.6h9.61l.06-11.26a3.366,3.366,0,0,1,2.68-3.28h0a53.466,53.466,0,0,1,29.1,2.23A37.372,37.372,0,0,1,61.61,15.54,39.244,39.244,0,0,1,78.39,3.82a59.114,59.114,0,0,1,29.09-2.8,3.365,3.365,0,0,1,2.88,3.33h0V15.6ZM68.13,91.82a72.556,72.556,0,0,1,22.33-3.26,105.146,105.146,0,0,1,25.68,3.66V22.35h-5.77V77.57A3.372,3.372,0,0,1,107,80.94a3.331,3.331,0,0,1-.78-.09,43.167,43.167,0,0,0-21.51,2.29,75.366,75.366,0,0,0-16.58,8.68ZM58.12,85.25V22.46c-3.53-6.23-9.24-10.4-15.69-12.87A46.533,46.533,0,0,0,19.75,7.18l-.38,66.81a65.191,65.191,0,0,1,22.64,3.06,57.689,57.689,0,0,1,16.11,8.2Z\" fill=\"#fff\"><\/path>\n       <\/g>\n   <\/svg>\n<\/div>\n   <h3 class=\"has-text-align-center title\"><span class=\"ez-toc-section\" id=\"Now_Its_Tips_for_Build_Educational_Tutoring_Apps\"><\/span>Recommended Reading<span class=\"ez-toc-section-end\"><\/span><\/h3>\n   <ul class=\"guide\">\n       <li>\n            <a href=\"https:\/\/www.contus.com\/blog\/build-a-android-chat-app\/\" style=\"float: left;cursor: pointer\">Build Android Chat App\n<\/a>\n <\/li>\n\t   \n\t  <li>\n            <a href=\"https:\/\/www.contus.com\/blog\/build-enterprise-team-chat-app\/\" style=\"float: left;  cursor: pointer;\">Build Team Chat App In 2025\n<\/a>\n       <\/li>\n   \n   <\/ul>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"7_Snapchat_Highly_engaging_free_instant_messaging_app\"><\/span><strong>7. Snapchat: Highly engaging free instant messaging app<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"418\" src=\"https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/best-free-messaging-sdk.webp\" alt=\"best-free-messaging-sdk\" class=\"wp-image-26301\" srcset=\"https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/best-free-messaging-sdk.webp 800w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/best-free-messaging-sdk-300x157.webp 300w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/best-free-messaging-sdk-768x401.webp 768w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/best-free-messaging-sdk-150x78.webp 150w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">A Free Mobile Messaging Application<\/figcaption><\/figure><\/div>\n\n\n<p>Snapchat is a social media app that allows users to share photos and videos that disappear after a short period, as well as message and video chat with friends. The app also features filters, lenses, and other fun effects.<\/p>\n\n\n\n<p><strong>Features:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Instant messaging<\/li>\n\n\n\n<li>Sharing photos and videos<\/li>\n\n\n\n<li>Filters and lenses<\/li>\n\n\n\n<li>Stories<\/li>\n\n\n\n<li>Bitmoji<\/li>\n<\/ul>\n\n\n\n<p> <strong>Key Spec:<\/strong> <\/p>\n\n\n\n<div style=\"background:#edf5ff; padding: 20px; margin-bottom: 20px; \">\n\n<p><strong>Location of User base:<\/strong>  Snapchat is most popularly used in the United States, Europe and Asia and also across different parts of the world.<\/p>\n\n<p><strong>Platforms\/Languages:<\/strong> Snapchat is available on iOS and Android.<\/p>\n\n<p><strong>Use Cases:<\/strong> The Snapchat app can be used for personal communication with friends and family, social networking with followers and communities, business promotion through sponsored filters, lenses and advertising, and influencer marketing with collaborations and sponsored content.<\/p>\n\n\n<p><strong>Free Restrictions:<\/strong> Snapchat offers all of its features for free, but some lenses and filters require in-app purchases.<\/p>\n\n\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"8_Viber_Best_for_private_texts_and_calls\"><\/span><strong>8. Viber: Best for private texts and calls <\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image is-resized\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"418\" src=\"https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/free-sdk-for-chat.webp\" alt=\"best-live-chat-app\" class=\"wp-image-26308\" srcset=\"https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/free-sdk-for-chat.webp 800w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/free-sdk-for-chat-300x157.webp 300w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/free-sdk-for-chat-768x401.webp 768w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/free-sdk-for-chat-150x78.webp 150w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">Free and Secure Calling and Messaging App<\/figcaption><\/figure><\/div>\n\n\n<p>Viber is a free online chatting service provider that allows users to make voice and video calls, send messages, and share media over the Internet. The app also offers low-cost international calling to non-Viber users.<\/p>\n\n\n\n<p><strong>Features:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Instant messaging<\/li>\n\n\n\n<li>Public chats<\/li>\n\n\n\n<li>Group calls<\/li>\n\n\n\n<li>Free voice and video calls<\/li>\n\n\n\n<li>Stickers and emojis<\/li>\n<\/ul>\n\n\n\n<p> <strong>Key Spec:<\/strong> <\/p>\n\n\n\n<div style=\"background:#edf5ff; padding: 20px; margin-bottom: 20px; \">\n\n<p><strong>Geolocation:<\/strong> Majority of Viber users are from Europe, and then from Asia and the Middle East.<\/p>\n\n<p><strong>Platforms\/Languages:<\/strong> Viber is available on Windows, macOS, Linux, iOS, Android, and Windows Phone.<\/p>\n\n<p><strong>Use Cases:<\/strong>Viber app can be used for personal communication with friends and family, business communication with colleagues and clients, language exchange with native speakers, and international calling to non-Viber users at a low cost.<\/p>\n\n\n<p><strong>Free Restrictions:<\/strong>  Viber offers free voice and video calls, instant messaging, and group calls. However, some features such as Viber Out require in-app purchases.<\/p>\n\n\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"9_Line_Leading_communication_and_social_networking_app\"><\/span><strong>9. Line: Leading communication and social networking app<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"418\" src=\"https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/chat-sdk-for-free.webp\" alt=\"best-chat-app-service\" class=\"wp-image-26303\" srcset=\"https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/chat-sdk-for-free.webp 800w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/chat-sdk-for-free-300x157.webp 300w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/chat-sdk-for-free-768x401.webp 768w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/chat-sdk-for-free-150x78.webp 150w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">A Freeware App for Instant Communication<\/figcaption><\/figure><\/div>\n\n\n<p>Line is a <a href=\"https:\/\/www.mobileappdaily.com\/products\/top-messaging-apps?utm_source=contus&amp;utm_medium=Referral+&amp;utm_campaign=popular-messaging-app\" data-type=\"URL\" data-id=\"https:\/\/www.mobileappdaily.com\/products\/top-messaging-apps?utm_source=contus&amp;utm_medium=Referral+&amp;utm_campaign=popular-messaging-app\" target=\"_blank\" rel=\"noopener\">popular messaging app<\/a> that offers free chat, voice and video calls to users, and an assorted list of other features like stickers and games. This free chat app also has a payment service and also <a href=\"https:\/\/www.techimply.com\/software\/e-commerce-software\" target=\"_blank\" rel=\"noopener\">Best e-commerce platform<\/a><\/p>\n\n\n\n<p><strong>Features:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Free voice and video calls<\/li>\n\n\n\n<li>Instant messaging<\/li>\n\n\n\n<li>Stickers and emojis<\/li>\n\n\n\n<li>News feed<\/li>\n\n\n\n<li>Timeline<\/li>\n<\/ul>\n\n\n\n<p> <strong>Key Spec:<\/strong> <\/p>\n\n\n\n<div style=\"background:#edf5ff; padding: 20px; margin-bottom: 20px; \">\n\n<p><strong>Geolocation:<\/strong> The user base of Line is majorly located in Asia, and also has a large number of users in Japan, followed by Thailand and Taiwan.<\/p>\n\n<p><strong>Platforms\/Languages:<\/strong> Line is available on iOS, Android, Windows, and macOS. It supports over 20 languages.<\/p>\n\n<p><strong>Use Cases:<\/strong> Line app can be used for personal communication with friends and family, enterprise communication with colleagues and clients, social networking with groups and communities, and online shopping through its built-in e-commerce platform.<\/p>\n\n\n<p><strong>Free Restrictions:<\/strong> Line offers completely free voice and video calls, instant messaging.<\/p>\n\n\n<\/div>\n\n\n\n<hr class=\"wp-block-separator has-css-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"10_WeChat_Best-in-class_business_messaging_app_to_chat_pay\"><\/span><strong>10. WeChat: Best-in-class business messaging app to chat &amp; pay<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"418\" src=\"https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/in-app-chat-free.webp\" alt=\"chat-app-provider\" class=\"wp-image-26309\" srcset=\"https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/in-app-chat-free.webp 800w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/in-app-chat-free-300x157.webp 300w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/in-app-chat-free-768x401.webp 768w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/04\/in-app-chat-free-150x78.webp 150w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">Free messaging and calling app<\/figcaption><\/figure><\/div>\n\n\n<p>WeChat is a free messaging app that is popular and primarily used in China. It offers messaging, mobile payment services and also provides payment services, allowing users to pay for goods and services, transfer money to friends, and pay bills within the app.<\/p>\n\n\n\n<p><strong>Features:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Messaging<\/li>\n\n\n\n<li>Voice and Video Calls<\/li>\n\n\n\n<li>Moments<\/li>\n\n\n\n<li>WeChat Pay<\/li>\n\n\n\n<li>Mini Programs<\/li>\n<\/ul>\n\n\n\n<p> <strong>Key Spec:<\/strong> <\/p>\n\n\n\n<div style=\"background:#edf5ff; padding: 20px; margin-bottom: 20px; \">\n\n<p><strong>Geolocation:<\/strong> WeChat has a vast user base in China, with more than 1 billion registered users. It is also popular in other parts of Asia, including Taiwan, Hong Kong, and Southeast Asia.<\/p>\n\n<p><strong>Platforms\/Languages:<\/strong> WeChat is available on iOS and Android platforms.<\/p>\n\n<p><strong>Use Cases:<\/strong> WeChat is primarily used for personal messaging, but it is also used for business and social networking purposes. It is highly popular for businesses in China for promoting their products and services and also for interacting with customers.<\/p>\n\n\n<p><strong>Free Restrictions:<\/strong> WeChat is free to download and use, but some features, such as WeChat Pay, may incur additional fees.<\/p>\n\n\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"11_Discord_A_highly_scalable_engaging_free_chatting_app_for_gamers\"><\/span><strong>11. Discord: A highly scalable &amp; engaging free chatting app for gamers<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"418\" src=\"https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/05\/discord-free-chat.webp\" alt=\"most-secure-chat-messaging-apps\" class=\"wp-image-26811\" srcset=\"https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/05\/discord-free-chat.webp 800w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/05\/discord-free-chat-300x157.webp 300w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/05\/discord-free-chat-768x401.webp 768w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/05\/discord-free-chat-150x78.webp 150w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><a href=\"https:\/\/www.contus.com\/blog\/best-real-time-chat-solutions-for-business\/\" target=\"_blank\" data-type=\"URL\" data-id=\"https:\/\/www.contus.com\/blog\/best-real-time-chat-solutions-for-business\/\" rel=\"noreferrer noopener\">best Real-time Chat<\/a> Platform for Free<\/figcaption><\/figure><\/div>\n\n\n<p>Discord is a free chat app most popularly used by gamers. It offers free chat options, and you can create multiple groups and chat channels. In those channels, you can send and receive texts, emojis, and stickers in real time, along with file-sharing options.<\/p>\n\n\n\n<p><strong>Features<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Instant messaging<\/li>\n\n\n\n<li>File sharing<\/li>\n\n\n\n<li>Voice calls<\/li>\n\n\n\n<li>Group chats<\/li>\n\n\n\n<li>Chat threads<\/li>\n<\/ul>\n\n\n\n<p>  <strong>Key Spec:<\/strong>  <\/p>\n\n\n\n<div style=\"background:#edf5ff; padding: 20px; margin-bottom: 20px; \">\n\n<p><strong>Geolocation:<\/strong> Discord has a large user base in the USA. Apart from the USA, it also has a decent number of users from Canada, the UK, and India.<\/p>\n\n<p><strong>Platforms\/Languages:<\/strong> Windows, MacOS, Android, and IOS.<\/p>\n\n<p><strong>Use Cases:<\/strong> WeChat is primarily used for personal messaging, but it is also used for business and social networking purposes. It is highly popular for businesses in China for promoting their products and services and also for interacting with customers.<\/p>\n\n\n<p><strong>Free Restrictions:<\/strong> Discord is completely free for basic gaming and small teams. But you are supposed to buy Nitro and boosters to share files in larger sizes and also for HD video calls.\n<\/p>\n\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"12_Threema_No1_secure_business_messaging_app_that_regains_privacy\"><\/span><strong>12. Threema: No.1 secure business messaging app that regains privacy<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"418\" src=\"https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/05\/chat-app-free-threema.webp\" alt=\"top-chat-app-service-provider\" class=\"wp-image-26813\" srcset=\"https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/05\/chat-app-free-threema.webp 800w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/05\/chat-app-free-threema-300x157.webp 300w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/05\/chat-app-free-threema-768x401.webp 768w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2023\/05\/chat-app-free-threema-150x78.webp 150w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">Free Cross-Platform Instant Messaging App<\/figcaption><\/figure><\/div>\n\n\n<p>Threema is the most secure chat app. The majority of its users define it as a business messaging app. Even individual users love Threema and continue using it for its security and data protection.<\/p>\n\n\n\n<p><strong>Features:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Instant messaging<\/li>\n\n\n\n<li>End-to-end encrypted<\/li>\n\n\n\n<li>File sharing<\/li>\n\n\n\n<li>In-chat polls<\/li>\n\n\n\n<li>Private and group voice and video calls<\/li>\n<\/ul>\n\n\n\n<p>  <strong>Key Spec:<\/strong>  <\/p>\n\n\n\n<div style=\"background:#edf5ff; padding: 20px; margin-bottom: 20px; \">\n\n<p><strong>Geolocation:<\/strong> The majority of Threema users are based in Switzerland, followed by equal numbers of other users from all around the world.<\/p>\n\n<p><strong>Platforms\/Languages:<\/strong> Windows, MacOS, Android, and IOS.<\/p>\n\n<p><strong>Use Cases:<\/strong> WeChat is primarily used for personal messaging, but it is also used for business and social networking purposes. It is highly popular for businesses in China for promoting their products and services and also for interacting with customers.<\/p>\n\n\n<p><strong>Free Restrictions:<\/strong> Threema isn\u2019t free, but paying a one-time license fee of a few bucks for security is really worth it. Our individual data costs multiple times more than Threema&#8217;s.<\/p>\n\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"13_Rocketchat_Best_for_secure_team_collaboration\"><\/span><strong>13. Rocket.chat: Best for secure team collaboration<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"536\" src=\"https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2024\/01\/chat-app-Rocket.Chat_.webp\" alt=\"instant chat app provider for business\" class=\"wp-image-31481\" srcset=\"https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2024\/01\/chat-app-Rocket.Chat_.webp 1024w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2024\/01\/chat-app-Rocket.Chat_-300x157.webp 300w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2024\/01\/chat-app-Rocket.Chat_-768x402.webp 768w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2024\/01\/chat-app-Rocket.Chat_-150x79.webp 150w, https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2024\/01\/chat-app-Rocket.Chat_-1000x523.webp 1000w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">in-app messaging app for corporates<\/figcaption><\/figure><\/div>\n\n\n<p>Rocket.Chat is a <a href=\"https:\/\/www.rocket.chat\/blog\/secure-collaboration-tools\" rel=\"nofollow noopener\" target=\"_blank\">secure communication and collaboration app<\/a> used by organizations that operate in highly regulated industries. It\u2019s used to exchange messages, files, and voice messages between team members. Many apps from Rocket.Chat\u2019s marketplace allow teams to add additional features to their central communication hub.<\/p>\n\n\n\n<p><strong>Features:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>1:1 and group messages<\/li>\n\n\n\n<li>Channels and threads<\/li>\n\n\n\n<li>Voice messages<\/li>\n\n\n\n<li>Granular data retention policies<\/li>\n\n\n\n<li>Rich integrations portfolio&nbsp;<\/li>\n\n\n\n<li>Matrix federation<\/li>\n<\/ul>\n\n\n\n<p> <strong>Key Spec:<\/strong>   <\/p>\n\n\n\n<div style=\"background:#edf5ff; padding: 20px; margin-bottom: 20px; \">\n\n<p><strong>Geolocation:<\/strong> Rocket.Chat is used across regions, mostly in Europe, the United States, and Latin America.<\/p>\n\n<p><strong>Platforms\/Languages:<\/strong>Available on iOS, Android, desktop (Windows, Mac, Linux), and web.\n<\/p>\n\n<p><strong>Use Cases:<\/strong>Rocket.Chat can be used for internal and external communication with partners from other organizations, in industries such as Defense, Government, and Healthcare. Its Chat Engine and Omnichannel feature set can be used to build an embeddable chat for customer communication.<\/p>\n\n\n<p><strong>Free Restrictions:<\/strong> Rocket.Chat is free for teams with up to 25 users who opt for self-managed hosting, with no limits on messages or push notifications. Teams larger than 25 users and\/or those who want cloud hosting have to upgrade to a paying version.<\/p>\n\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Not_Satisfied_With_The_Apps\"><\/span><strong>Not Satisfied With The Apps? <\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Build_Your_Own_Chat_App_With_MirrorFlys_Chat_SDK\"><\/span><strong>Build Your Own Chat App With MirrorFly&#8217;s Chat SDK&nbsp;<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>With the rise of demand for real-time communication, businesses and individuals are looking for online chatting apps that can meet their unique needs. In fact, some of the apps listed above would not have all the features that your businesses or users need.<\/p>\n\n\n\n<p>But, I&#8217;ve got good news for you! You can now build your own chat app for your business\/ service with MirrorFly&#8217;s prebuilt Chat SDK. It offers you a powerful, scalable, and also chat SDK that allows you to build a chat app from scratch, in less than 30 minutes. Besides, we also offer you a <a href=\"https:\/\/www.contus.com\/blog\/best-in-app-chat-api-sdk\/\">customizable chat SDK<\/a> that lets you create your own white label chat apps, for a one-time license cost.&nbsp;<\/p>\n\n\n\n<p>MirrorFly<a href=\"https:\/\/www.contus.com\/blog\/best-chat-sdk\/\"> Chat SDK<\/a> can be used across multiple platforms, including iOS, Android, and the web, ensuring that your chat app can be accessed by users on their preferred devices.<\/p>\n\n\n\n<p>When it comes to the tech stack, MirrorFly Chat SDK is built using reliable and secure technologies like Firebase and WebRTC, ensuring high performance and data security. Even MirrorFly allows you to hire a team of developers to support you in the integration process and maintenance. It also provides advanced features like message moderation, user verification, push notifications, and analytics, making it an ideal choice for businesses of all sizes.<\/p>\n\n\n\n<figure class=\"wp-block-table alignright is-style-stripes\"><table><tbody><tr><td><strong>Best For<\/strong><\/td><td>Healthcare, Telecommunication, Fitness, E-learning, BFSI sector, Defense, Marketplace, Super apps, Transport and Logistics, Social and dating apps, Enterprise or team chat apps.<\/td><\/tr><tr><td><strong>Security<\/strong><\/td><td>End to End Encryption with Protocols like AES-128 and SSL. Our FREE Chat SDK is compatible with GDPR, HIPAA, and OWASP regulations.<\/td><\/tr><tr><td><strong>Location Of User Base<\/strong><\/td><td>Majorly in the United States, UAE, Canada, India and other countries around the world.<\/td><\/tr><tr><td><strong>Platforms<\/strong><\/td><td>Android, iOS, and Web<\/td><\/tr><tr><td><strong>Tech Stacks<\/strong><\/td><td>WebRTC, Swift, Javascript, Kotlin, Angular, Flutter, React, React Native, VueJS, Firebase, and more<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Why_MirrorFly_Chat_SDK\"><\/span><strong>Why MirrorFly Chat SDK?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>MirrorFly\u2019s <a href=\"https:\/\/www.mirrorfly.com\/enterprise-instant-messaging-software.php\" rel=\"nofollow noopener\" target=\"_blank\">instant messaging software<\/a> has features like 1:1 chat, online presence indicators, push notifications, and other modern messaging features. This is solely because MirrorFly is focused on helping <a href=\"https:\/\/www.mobileappdaily.com\/directory\/mobile-app-development-companies\" target=\"_blank\" rel=\"noreferrer noopener\">app developers<\/a> build a reliable, secure, and customized online chatting app so that they can provide a seamless communication experience for your users.<\/p>\n\n\n\n<div class=\"cta-wrapper-two\">\n<h5 class=\"cta-heading-two\">Build the Next Big Chat App <span class=\"highlight\">With 100% Customization!<\/span><\/h5>\n<p class=\"cta-content-two\">MirrorFly helps you create an enterprise-grade messenger with 500+ customizable chat  features, and 100+ UI elements.<\/p>\n<a href=\"https:\/\/www.mirrorfly.com\/contact-sales.php\" class=\"self-host-cta-btn\" rel=\"nofollow noopener\" target=\"_blank\">Contact Sales<\/a>\n<ul class=\"cta-wrapper-list-two\">\n<li><img decoding=\"async\" src=\"https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2025\/11\/tick-icon.png\">\nWhite-label Solution<\/li>\n<li><img decoding=\"async\" src=\"https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2025\/11\/tick-icon.png\">\nTopic-based Chat<\/li>\n<li><img decoding=\"async\" src=\"https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2025\/11\/tick-icon.png\">\nMulti-tenancy Support<\/li>\n<\/ul>\n<img decoding=\"async\" src=\"https:\/\/www.contus.com\/blog\/wp-content\/uploads\/2025\/11\/saas-cta-bg.webp\" class=\"cta-image-thumbnail-two\">\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Frequently_Asked_Questions\"><\/span><strong>Frequently Asked Questions:<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n<div id=\"rank-math-faq\" class=\"rank-math-block\">\n<div class=\"rank-math-list \">\n<div id=\"faq-question-1686130954841\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"What_is_a_FREE_Chat_App\"><\/span><strong>What is a FREE Chat App?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>Free chat apps are messaging platforms that let you communicate with your friends, family, customers, and clients without having to pay for the app. Besides chat, free chat apps also enable you to communicate with others freely via video, voice, and chat.<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1686131358999\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"How_do_you_make_a_chat_app_without_coding\"><\/span><strong>How do you make a chat app without coding?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>To build a no-code messaging app, you need to:<br \/>Get a pre-built chat SDK<br \/>Install the SDK<br \/>Connect to the servers and\u00a0<br \/>Launch the app<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1686131390235\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"What_is_the_best_free_messaging_app\"><\/span><strong>What is the best free messaging app?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>There are thousands of free chat apps across Play Store and App Store and the best of them are WhatsApp, Viber, Telegram, Slack, Kakao Talk, Discord and GroupMe.\u00a0<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1686131410317\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"What_are_the_features_of_free_chat\"><\/span><strong>What are the features of free chat?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>The key features of Free Chat include private messaging, read receipts, typing indicators, media sharing, document sharing, end-to-end encryption, dashboard, analytics, and UI Kit.\u00a0<\/p>\n\n<\/div>\n<\/div>\n<div id=\"faq-question-1686131426231\" class=\"rank-math-list-item\">\n<h3 class=\"rank-math-question \"><span class=\"ez-toc-section\" id=\"How_secure_is_a_free_chat_app\"><\/span><strong>How secure is a free chat app?<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<div class=\"rank-math-answer \">\n\n<p>A free chat app comes with built-in security features like end-to-end encryption. These encryptions cipher the users messages and transmits across the servers, preventing any kind of malicious attacks. On the other hand, messaging apps are also built in regulation with industry standards like GDPR, HIPAA and OWASP.\u00a0<\/p>\n\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n<section>\n        <div class=\"linkSectionWrapper\">\n            <h6 id=\"fl-heading\" class=\"fl-heading\">\n        <span class=\"fl-heading-text\">People Frequently Read: <\/span>\n        <\/h6>\n        <ul class=\"rich-text\">\n            <li><a href=\"https:\/\/www.contus.com\/blog\/best-in-app-chat-api-sdk\/\">Best In-App Chat APIs and SDKs in Market<\/a>\n            <\/li><li><a href=\"https:\/\/www.contus.com\/blog\/best-chat-sdk\/\">Best Real-Time Chat SDKs to Build Messaging Experiences<\/a><\/li>\n            <li><a href=\"https:\/\/www.contus.com\/blog\/build-a-android-chat-app\/\">Android Chat App Tutorial: Building A Real-time Messaging<\/a>\n            <\/li><li><a href=\"https:\/\/www.mirrorfly.com\/blog\/best-instant-messaging-platforms\/\" rel=\"nofollow noopener\" target=\"_blank\">Best Instant Messaging Platforms For Business<\/a><\/li>\n        <\/ul>\n    <\/div>\n<\/section>\n\n\n\n<script type=\"application\/ld+json\">\n{\n  \"@context\": \"https:\/\/schema.org\/\",\n  \"@type\": \"ItemList\",\n  \"itemListElement\": [\n    {\n      \"@type\": \"ListItem\",\n      \"position\": 1,\n      \"name\": \"1 Signal\",\n      \"url\": \"https:\/\/www.contus.com\/blog\/best-free-chat-apps\/#1_Signal\"\n    },\n    {\n      \"@type\": \"ListItem\",\n      \"position\": 2,\n      \"name\": \"2 Telegram\",\n      \"url\": \"https:\/\/www.contus.com\/blog\/best-free-chat-apps\/#2_Telegram\"\n    },\n    {\n      \"@type\": \"ListItem\",\n      \"position\": 3,\n      \"name\": \"3 Facebook Messenger\",\n      \"url\": \"https:\/\/www.contus.com\/blog\/best-free-chat-apps\/#3_Facebook_Messenger\"\n    },\n    {\n      \"@type\": \"ListItem\",\n      \"position\": 4,\n      \"name\": \"4 WhatsApp\",\n      \"url\": \"https:\/\/www.contus.com\/blog\/best-free-chat-apps\/#4_WhatsApp\"\n  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But not everyone is interested [&hellip;]<\/p>\n","protected":false},"author":42,"featured_media":34134,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_stopmodifiedupdate":false,"_modified_date":"","_sitemap_exclude":false,"_sitemap_priority":"","_sitemap_frequency":"","footnotes":""},"categories":[1902],"tags":[1237,1986,1988,2027,1989,1987],"class_list":["post-26271","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-communication","tag-android-chat-app","tag-best-free-chat-apps","tag-chat-api-for-ios","tag-free-chat-apps","tag-free-messaging-apps","tag-web-chat-apps"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.contus.com\/blog\/wp-json\/wp\/v2\/posts\/26271","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.contus.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.contus.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.contus.com\/blog\/wp-json\/wp\/v2\/users\/42"}],"replies":[{"embeddable":true,"href":"https:\/\/www.contus.com\/blog\/wp-json\/wp\/v2\/comments?post=26271"}],"version-history":[{"count":148,"href":"https:\/\/www.contus.com\/blog\/wp-json\/wp\/v2\/posts\/26271\/revisions"}],"predecessor-version":[{"id":50796,"href":"https:\/\/www.contus.com\/blog\/wp-json\/wp\/v2\/posts\/26271\/revisions\/50796"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.contus.com\/blog\/wp-json\/wp\/v2\/media\/34134"}],"wp:attachment":[{"href":"https:\/\/www.contus.com\/blog\/wp-json\/wp\/v2\/media?parent=26271"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.contus.com\/blog\/wp-json\/wp\/v2\/categories?post=26271"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.contus.com\/blog\/wp-json\/wp\/v2\/tags?post=26271"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}