StopSpot: Parking Stoplight

Turn a spare phone into a parking stoplight for your garage. Mount the phone on the wall in front of your parking spot, with the screen and front camera facing the car. As you pull in, StopSpot measures your license plate with the camera and fills the screen with a color you can see from the driver's seat: • Green: keep coming, with the distance to your stop in centimeters or inches • Yellow: slow down, the distance counts down • Red: STOP • Flashing red: BACK UP, you went past the mark • An arrow shows which way to steer if you are off to one side Set it up once: park exactly where you want to stop and tap "Set stop here". Optionally enter the tape-measured distance for exact meters. Choose your plate size (long European, two-line, US and import sizes, Japan, Australia, China). Easy to aim even though the screen faces away from you: tones and spoken directions ("Tilt up", "Plate found.…