landMeter indicates a graphically pitching and rolling of your car meanwhile driving, just put your iPhone on a car holder with a default angle, and keep driving, landMeter show you the slope and tilt to have safe driving in off-roads.
meanwhile the angles became more than the 45 degrees a red light shown to indicate the danger driving state.
calibrate button set the tilt and slope according to your car holder.
meanwhile the angles became more than the 45 degrees a red light shown to indicate the danger driving state.
calibrate button set the tilt and slope according to your car holder.
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