Jitsi (previously SIP Communicator) is an audio/video and chat communicator with full end-to-end encryption that supports prot ...

Skype is the most popular free voice-over IP and instant messaging service globally. It allows users to text, video and voice ...

Unified Messaging is awesome! Disa is your new messaging hub. Conversations from different services can seamlessly be joined t ...

Kik helps you stay connected and keep in the loop with friends, all through chat. Kik offers free, unlimited texting to Kik us ...

Wire is a secure and private messenger for phones, tablets and desktop. Crystal clear voice and video calls, private group cha ...

LINE is a Japanese proprietary application for instant messaging on smartphones and PCs. Line users exchange text messages, gr ...

Kontalk is a secure instant messenger, allowing you to send and receive text, image and voice messages (other file types comin ...

TextSecure and RedPhone have been merged to create Signal! Using Signal, you can communicate instantly while avoiding SMS fees ...

Hangouts is a messaging app that lets you send and receive messages, photos and more, and even start free video and voice call ...

Conversations is a privacy focused, open source XMPP Texting [Jabber] client for Android 4.0+ smart phones with wife-approved ...

Zoiper IAX & SIP multilanguage and multiplatform (Windows, Linux and Mac OS X) softphone is a VoIP soft client, meant to w ...

ICQ is one of the oldest instant messengers. First developed by the Israeli company Mirabilis, sold to AOL, sold again and cur ...

Telegram is a messaging app created by former VK creators with a focus on speed and security. It’s superfast, simple and free. ...

ChatSecure is a free and open source messaging app that features OTR encryption over XMPP. You can connect to your existing ac ...

Message and video chat with your friends and family for free.

Features

• Make high-quality video and voice calls on Android and ...

Empathy is a messaging program which supports text, voice, video chat, and file transfers over many different protocols. You c ...