iDO Compass 1.6

for oppo A77

The compass is very necessary to use when you are going out, and you can find the direction quickly. It is succinct and accurate, and you can recognize the direction one second.
Product feature:
--Shows the direction of arrow quickly, easily to know the direction.
--Learn to calibrate quickly by watching the calibration animation which is easy to understand, then improve the accuracy of the compass.
--Two kinds of compass style you can choose.
--Support data display include longitude, latitude, altitude, speed and magnetic field strength. Shows all of the information when you slide up.
--Background pictures changes random, and let you get more fun to use.

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