Twitter just announced that RIM has launched its official BlackBerry Twitter app. The two companies have worked closely together to create it.

Here’s what it looks like:

Features include:

– Real-time BlackBerry push of Twitter direct messages

– Camera and photo gallery integration

– Browser integration for Tweeting links

– Customizable interface for changing fonts, hiding tool bars, etc.

– Inbox integration so you can read your Twitter direct messages along side your email and text messages

–  @integration so that if you receive an email or text message which includes an @username, it is linked to the Twitter app profile page

– Twitter lists integration

– Notification of @mentions

– Search for users, content, and trending topics

– Localized for French, Italian, Spanish, German, and Brazilian Portuguese

The app can be downloaded here. It requires a 64MB BlackBerry smartphone, 750KB of available BlackBerry smartphone memory, and BlackBerry Device Software Version 4.5 or later.