Upvise Wikipedia - Imagine having the entire knowledge of the largest collaborative encyclopedia in the world at your fingertips, anytime, anywhere. Just type in any word on your mobile and download instantly the entire Wikipedia article specially formatted for your mobile device. You can also bookmark any article to a create a list of favorites in your account
biNu for BlackBerry - biNu offers lightning fast access to a wide range of online content. It allows users to quickly access internet apps and services such as Facebook, Twitter, Google, Wikipedia, English dictionary, weather, news in many languages, live scores, FX rates, horoscopes and much more
imo instant messenger for BlackBerry - imo is a multiprotocol instant messenger which allows you to easily keep in touch with all your friends. It supports Facebook Chat, Google Talk, Skype, Windows Live Messenger (MSN), ICQ/AIM, Yahoo Messenger, Jabber, Myspace, Vkontakte.ru, Hyves, and Steam
A Lite version of award winning instant messenger for BlackBerry to chat within MSN, Yahoo!, Google Talk, AIM, Jabber, ICQ, Facebook, MySpace, Skype and Twitter
JIMM Mobile Messaging - Jimm is an ICQ™ clone for mobile devices with J2ME™ (MIDP) technology
(Java 2 Micro Edition / Mobile Information Device Platform)
* It's working on a lot of devices which have J2ME™ support
Hyves- the most popular social network in the Netherlands has just released their BlackBerry client app. The great thing about Hyves is that you can keep in touch with your friends, colleagues, roommates or family. It is an easy way to keep in touch with the people you don't talk to every day
Waze is a free, 100% user-generated, social navigation application that allows drivers to build and use live maps & real-time traffic updates to improve their daily commute
Bluff My Call Mobile is an application that allows "Caller ID Changing" for free.
Bluff My Call Mobile allows you to have complete control of your phone calls! For the paid version you will get all the features. You can choose what to show as the Caller ID, Change your Voice to a Male or Female's and best of all you can record everything