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

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

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 ...

Google Voice gives you one number for all your phones, voicemail organized in an email format, free US long distance calls, lo ...

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

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 ...

Google Allo is a smart messaging app that helps you say more and do more. Express yourself better with stickers, Smart Reply, ...

WeChat is a complete mobile communication and private social networking app. Free, cross-platform, and full-featured, WeChat i ...

WhatsApp Messenger is a cross-platform mobile messaging app which allows you to exchange messages without having to pay for SM ...

Trillian is an instant messaging app that works on phones, tablets, and desktops while keeping your chats neatly synchronized ...