The GPS Simulator simulates a GPS receiver which emits NMEA sentences over Bluetooth. It can be used to test location based applications on real mobile devices, in particular on mobile devices which have a JSR 179 implementation based on a connected GPS.
MATCH is an application for J2ME / JavaME enabled devices which allows tracking (recording of tracks) and route-navigation with your mobile phone and a NMEA-compliant Bluetooth GPS-Receiver when jogging or biking.