There is a pool of IM clients for BlackBerry phones. One fish in the pool is the new Trillian. This app just came out of the beta stage and is on sale in the App World. This is one of the best deals in the business of smartphone chatting. It helps you to organize and stay in touch with your IM and also with your friends on your social media networks, all on the go.

Some of the features include support for Astra, MSN, Facebook chat, Yahoo, Google, MySpace and a lot of other popular services. The user interface is another plus for the app. It uses the default BlackBerry theme. So you dont feel that you are using any third party app on your phone. Trillian has its client for the Windows PCs and Apple Macs. So you have the option to sync with all of them. So your data is updated everywhere.

The app also supports multiple account management, right from the login screen. And, the best is, you get push notifications. When you are in a chat, you can send pictures and URLs like you are chatting on a PC. You get a variety of emoticons. And you can copy-paste stuffs from one place to another or from one chat to another. Avatars are supported, you can create or use one that you already have. You can take your own pic from your phone's camera and use it as the avatar.

All in all, an awesome chat client for the BlackBerry platform. You can get Trillian for your BlackBerry phone from the App World for $4.99.