N97Compass is the first app utilizing N97’s Compass Sensor to show you the NORTH! How To Use: You need to "Calibrate" -- Rotate the device around all axes in a continuous movement to get a good signal before using, before you get signal strength GOOD or BEST, the data might be incorrect!;-) YouTube Video: http://www.youtube.com/watch?v=Jemd3jFj98A