About Compass
A compass is a navigational instrument that shows directions in a frame of reference that is stationary relative to the surface of the Earth.
This apps is really amazing, just rotate your mobile such that the reading shown on the screen comes to Zero, you will get the correct direction of East-West and South-North Direction
Where ever you go, in jungle, desert or Ocean You will find the correct direction when you are with your mobile installed with this apps.
Really amazing and a great fun.