Track the position when connected to bluetooth device
Save the position when disconnected from a bluetooth device.
There are two main option.
Save only the last position : When your bluetooth device become disconnected the phone request the current position and save it.
Save the whoole trip: When the selected bluetooth device is connected the phone will start to track your position, the tracking will terminate when the bluetooth will be disconnected. The Trip will be saved and available to be shown after.
With this app, if connect with the bluetooth device on your car, you will know always where the car is parked.