
Telegram
Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free. It is like SMS, but more powerful. .
Messenger for WhatsApp™ (WA Messenger) is a wrapper for WhatsApp Web. It loads WhatsApp Web in toolbar popup UI and has badge icon text notification for all new...
Messenger for WhatsApp™ (WA Messenger) is a wrapper for WhatsApp Web. It loads WhatsApp Web in toolbar popup UI and has badge icon text notification for all new conversations (even if toolbar popup is closed).
Video calling Voice Call Group chat Encrypted chat
chat-clients instant-messaging messaging video-calling voice-call voice-chat group-chat encrypted-chat social-network smartphone-messaging whatsapp-client whatsapp
Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free. It is like SMS, but more powerful. .
Free Mac OS X Windows Linux Android iPhone Web Blackberry Mac Windows Mobile
Hangouts is a messaging app that lets you send and receive messages, photos and more, and even start free video and voice calls – one to one or with a group! "Hangouts" are places used to facilitate group video chat (with a...
Free Windows Android iPhone Android Tablet iPad Chrome OS Web Chrome
WhatsApp Messenger is a cross-platform mobile messaging app which allows you to exchange messages without having to pay for SMS.
Free Mac OS X Windows Android iPhone Android Tablet Web Blackberry S60
TextSecure and RedPhone have been merged to create Signal! Using Signal, you can communicate instantly while avoiding SMS fees, create groups so that you can chat in real time with all your friends at once, and share media or...
Free Open Source Mac OS X Windows Linux Android iPhone Android Tablet iPad Chrome
Facebook Messenger is a faster way to message. Reach friends right on their phones, get and send messages fast, message everyone at once and more.
Free Windows Android iPhone Android Tablet iPad Web Blackberry Apple Watch
mattermost is an open source, self-hosted slack alternative.
Free Open Source Mac OS X Windows Linux Android iPhone Android Tablet iPad Self-Hosted
Matrix is an open standard for decentralized persistent communication over IP. It can be used for decentralised group chat, WebRTC signaling, IoT-data transfer, and generally to link together fragmented silos of communication.
Free Open Source Windows Linux Android iPhone Android Tablet iPad Web Mac
Conversations is a privacy focused, open source XMPP Texting [Jabber] client for Android 4.0+ smart phones with wife-approved easy encryption [OTR, OMEMO, or GPG].
Free Open Source Android Android Tablet
BlackBerry Messenger is a FREE messaging app available for Blackberry, iOS, Android and Windows Phone.
Freemium Android iPhone Android Tablet iPad Android Wear Blackberry Windows Phone Apple Watch
Group messaging platform owned by Microsoft. It's absolutely free, whether you're talking to a group of friends, or texting with one person. Best of all, it works on nearly every phone, via push or SMS.
Free Personal Android iPhone Web Android Wear Blackberry Windows Phone Windows Mobile