myCallLogs (BlackBerry) - automatically saves all incoming, outgoing and missed calls to the Calendar application. Supports conference calls too.
Each call is identifies as incoming or outgoing and the duration of each call.
When you synchronize with the Outlook or your corporate server your call logs will be transferred automatically. Reports can be generated by your IT
Windows Live Messenger for BlackBerry - smartphones allows you to chat in virtual real time with your instant messaging IM contacts when and where you want to, not just when you are in front of your computer
Qute Messenger for BlackBerry - Qute is a cross-platform communication software that lets you make free phone calls, as well as send free text messages, voice messages and pictures. You can also enjoy fun group chats with friends all over the world. Qute provides advanced features such as intelligent search, contact backup and unknown message interceptor
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
pMessenger for BlackBerry is a cross-platform instant messaging app. You can use it to exchange text messages, pictures, videos, and voice notes. The application features group chat, acknowledgement of receipt, notifications, and more. pMessenger doesn't ask you for any personal information
BeejiveIM (BlackBerry) is the most reliable and user-friendly mobile IM application on the market for BlackBerry devices, featuring desktop-like instant messaging and always-on efficient networking.
Works with AIM/iChat/MobileMe, MSN/Windows Live, Yahoo!, Facebook Chat, MySpace, GoogleTalk, ICQ, & Jabber
Twitvid for BlackBerry - Twitvid allows you to easily share videos on Twitter from your BlackBerry. Select or record a video, insert a message, and a link to your video, along with your message will automatically be posted on your Twitter account