Make VoIP calls on Android phones.
Have secure and live chat with your friends, create public or private chat rooms.
Chat using various IM protocols.
View Microsoft Word and Excel files and attachments on your Android phone.
Send emoticons and images with a single tap to your WhatsApp contacts.
Best value in mobile. Period.
Tether to Windows, Mac OS X, Ubuntu, ps3, wii, xbox. No root. No tether fees.
Exchange free SMS with other SMS Anywhere users or any GSM network at low rate.
