Digital Compass is a simple app with both a compass and a map. It supports longitude ... sunrise and sunset times, true and magnetic north, a sun direction indicator, moonrise and moonset times ...

This reliance on the earth's magnetic field does raise ... To take a bearing by map: Holding the compass flat, point the ...

Make sure you do this in one direction only. The needle will turn and then come to a complete stop. It will be facing magnetic north. You can check this by placing the compass next to the bowl.