This compass is a tool to search bearings using embedded magnetic sensors. It has 4 significant features below.

1. Although you may turn your phone into portrait or landscape mode, the heading is fixed.
2. Camera's view is used for reality.
3. Metal Detector is included to verify magnetic sensor.
4. GPS and Google Maps are supported.

The compass app depends on the performance of your device exactly. If the compass works perfectly, it means that your sensors are perfect, too.
If it is inaccurate, please check that yours aren't being affected by a magnetic field. This app have several options to calibrate your device.

Compass modes:
• Standard
• Telescope
• Night
• Digital
• Google Maps
• Google Maps (satellite)
• Background image