The Master Mode app was designed for usage scenarios where you have a device attached permanently to a vehicle running Drive Mode Dashboard and you want to use another device to share internet.
Since you wont be able to move the atached device you can also take pictures for your Trip Log and Locations with the Master Device who would be running in your mobile phone (unattached).
Slave Device (Integrated in the Vehicle)
- No Internet
- No Camera
- Single GPS Signal
Master Device (Your Pocket Phone)
- Sharing Internet
- Sharing Camera
- Sharing additional GPS Signal