WhatsApp is a smartphone messenger available for BlackBerry®, iPhone, Nokia and Android!  WhatsApp Messenger utilizes your existing internet data plan to help you stay in touch with friends, colleagues and family. 

* FREE TRIAL.  Enjoy 90 day free trial of WhatsApp Messaging service after downloading WhatsApp Messenger on your device.

* AWESOME.  Once you and your contacts install WhatsApp Messenger, you can use it to message each other as much as you want.  Send a million messages a day to your friends!  WhatsApp uses 3G/EDGE internet data plan (or Wi-Fi if available)

* CROSS PLATFORM.  Yes, you can message your iPhone, Nokia and Android friends AND exchange pictures, video, location and voice notes!

* NO INTERNATIONAL CHARGES.  Chat with your friends in other countries if they have WhatsApp installed on their BlackBerry® or iPhone.  Avoid those pesky international SMS costs.

* NO PINS OR USERNAMES.  Why even bother having to remember yet another PIN or username?  WhatsApp works just like SMS would work  via phone numbers  and it integrates with your the address book of your device.

* NO NEED TO ADD BUDDIES.  Your Address Book is used to automatically connect you with your contacts.  Your friends with WhatsApp will be automatically displayed in Favorites menu.

* OFFLINE MESSAGES.  Even if you turn off your device or travel outside of coverage area, WhatsApp will save your messages offline and will retrieve them when network coverage is restored or device is turned back on.

* WhatsApp Messenger for Blackberry is free for the first 90 days.  If you like it, you can decide at any time to activate your WhatsApp service for just US $1.99 / year.

In addition to messaging, iPhone, Android and BlackBerry WhatsApp Messenger users can send each other unlimited images, video and audio media messages.