One of the most popular instant messaging apps in the world
A fast and simple messaging app featuring encryption, no limit on file size and large groups
Instant messenger to counter WhatsApp in the East
Instant messaging app
Your search for a great messaging and calling app is now over
An incredible private messenger for texts and online messages
A popular instant messaging app which fails to bring something new to the market
A comprehensive instant messaging app for Android
Microsoft's platform for team meetings and conversations
An instant messaging app with social features
