Trekbuddy is a J2ME application to be used with a GPS receiver. It is designed to work with every Java-enabled device. It features capabilities such as: * GPS tracking and simple navigation * bitmap maps (without zoom, you can store bitmap maps with different resolution instead)
FreeCaddie is a completely free golf rangefinder. The software runs on your phone and uses its GPS capabilities combined with course file data to tell your distance to the front, center and back of the green.
FreeCaddie is new but is growing rapidly. Don't see your golf course? Create a course file for it! It's easy and only takes a few minutes
Glympse for BlackBerry - Glympse is a safe way to share your location with friends in real-time. Your buddy can view your estimated time of arrival and location only for the time period specified by you. When the timer expires, your location is no longer visible.
Friends do not need additional software to view your location
Turn your Handset into a GPS Tracker. BerryTracking is a simple API with powerful productivity features. A mobile management system that is based on GPS enabled Blackberry handsets for business or for personal use
Today's cellular phone network provider's carrier maps are often out of date and/or inaccurate. The iBlipped site aims at gathering volunteered cell phone signal strengths to point out strengths and dead zones in cell phone providers coverage