Download Whatsapp free for iPhone, Windows Phone, Android, Blackberry, Nokia Asha, Firefox OS, PC, Windows, Mac, Linux, iPad and maybe in the future Fire Phone. This app is easy to set up and will still sync your phone contacts automatically and thereby identify the contacts that are in Whatsapp already.
Whatsapp messenger is ad-free and feature rich. It is a widely mobile messaging application. With it you can send and receive short videos, photos, texts and as well make voice calls.