These look promising:



Welcome to the Free Pre-release Trial of
Trimble Outdoors Applications for BlackBerry

Supercharge your BlackBerry® smartphone with applications from the Trimble Outdoors software product family:

• AllSport GPS for fitness training and performance tracking
• Geocache Navigator for geocaching
• Trimble Outdoors for outdoor trip planning, GPS navigation and trip journaling

Use your BlackBerry with AllSport GPS as a GPS trainer and performance tracking tool:

Go geocaching with your BlackBerry and Geocache Navigator - no standalone GPS, paper or cables required:

Use your BlackBerry with Trimble Outdoors as an off-road GPS navigator and virtual trail guide: