HoudahGPS allows you to transfer track log and waypoint data from many different GPS track loggers. Supported brands and models include: * Garmin (USB based devices or serial devices coupled with a USB converter) * Magellan (USB based devices or serial devices coupled with a USB converter) * Wintec WBT-100, WBT-101 and WBT-201 via USB and Bluetooth * MTK based devices (iBlue 747, QStarz BT-100, iTrek Z1, ...) * Holux M-241 * NaviGPS / LocoSys GT-11 / BGT-11 HoudahGPS may also be used to convert between the GPX, NMEA and KML log file formats. The Sony GPS-CS1 track logger uses a special variant of the NMEA format which may also be read. Possible uses of HoudahGPS include: * Creation of backup copies of track log files for later use with HoudahGeo * Conversion of track logs to KML for visualization in Google Earth.