Now you can manage your WordPress blog from your Blackberry Mobile Phone easily. Get the Blackberry App for WordPress, its free and open source and will surely bring joy to Blackberry bloggers out there.
The Blackberry app will work with all new BlackBerry devices such as the 8700, Pearl, Curve, Bold, and Storm, with BlackBerry OS 4.2.1 or newer. The WordPress app will work on WordPress.com and self-hosted WordPress version 2.5.1 or newer. For self-hosted WordPress sites, ensure you have XML-RPC enabled on dashboard under Settings -> Writing.
WordPress Blackberry App
Point your BlackBerry browser to http://blackberry.wordpress.org/install to install the Blackberry app for WordPress. Remember its a beta software, so is bound to have bugs, which means dont use it to manage your primary blog to avoid surprises. The app will frequently prompt when new versions are available, which you can easily upgrade. Support is available at the WordPress for Blackberry Forums.
Here is a video explaining the features