Speedy uses the phones speed sensors to measure the speed and altitude of the phone.
There are two setting modes, CAR and PLANE, users can use Speedy on a plane, the phone does not need to be connected to the internet to measure the speed or altitude.
There are two setting modes, CAR and PLANE, users can use Speedy on a plane, the phone does not need to be connected to the internet to measure the speed or altitude.
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