Compass is free and simple navigation compass for orientation control that shows direction relative to the geographic cardinal directions.
It's an easy way to determine direction of a true magnetic north.
Offline compass can be used for most of your outdoor activities such as travel, picnics, camping, hiking or boating.

✔ Shows true magnetic north
✔ No internet connection required.
✔ Free to use now

✔ Do not use the app with magnetic covers.
✔ Periodically you need to calibrate your phone by waving the device in a figure 8, two or three times for preventing direction error.

Google Play link