MTKBabel is a command line program to operate the i-Blue 747 GPS data logger. It should work also with other GPS devices based on the MediaTek MTK chipset. For instance the Holux M-241 GPS data logger, the Holux M-1200E, as well as the 747 A+ GPS Trip Recorder, are also known to work.

The main features are: - Command line interface - Save data log in GPX and raw binary format - If required retrieve all the data, also the old one being overlapped - Change logging criteria: time, distance, speed - Change log format - START/STOP logging - Set OVERLAP or STOP method on memory full - Erase the internal memory