The official Facebook Messenger App

An official Facebook messaging client that's a whole lot lighter

A fast and - most importantly - secure instant messenger

Instant messaging with all of your friends

Another way to communicate with your friends and loved ones

Manage your official WhatsApp Business account from your smartphone

The best service for Yahoo! Mail on your cellphone

Use two telephone numbers with WhatsApp

Free calls and texts

Make phone calls for free

The official messaging app from Google