The Holy Bible (New International Version and King James Version). Absolutely freeware!! The entire Bible with full search function.

Requirements:
The Holy Bible is designed for Blackberry 7xxx, 8xxx, 9xxx with Application Version 4.0 or later. If you have an earlier version of Blackberry system software, you can download the latest one from your carrier’s web site.

Stock Viewer is a software designed for continuous retrieval of stock quotes through the Blackberry. It displays quotes (currently NYSE and NASDAQ) in colors. You can add and save your favorites easily.

VoiceMinder is a simple solution for those of us who keep track of their task items via email. VoiceMinder allows you to quickly record a voice note and have it sent as an email to your email address of choice with just two button presses: start/stop! No user interface to mess with. No complexities. Just drive/walk/whatever and press the user-configured hotkey to start recording and the hotkey again to stop – instant voice mail!

Google Maps for mobile is a free download that lets you view maps and satellite imagery, driving directions and route-planning services. The interface is similar to the original Web-based Google Maps, with menu picks conveniently mapped to the phone’s buttons. Since the application is designed for users on-the-go, it provides features like click-to-call and saved search history that are especially useful for mobile phone users.