WhatsApp Messenger for Android enables you to share text messages with anyone on the globe so long as they use the app, without the need for usernames, passwords, or log-ins - your phone number acts as your ID.Pretty, smooth, and accessible, the app’s interface and the features its puts at your disposal, such as emoticons and straightforward multimedia sharing buttons make this app a joy .Once you set up the app, it automatically scans your address book for other users who have the app on their device. No need to add contacts, manually.