This is a Compass. It supports magnetic and true north. Furthermore, it shows the current location coordinates, which can be copied, shared and send to other apps. Additionally, this compass shows the magnetic field strength, which is helpful when searching for interferences. The precision of the compass sensor can be adjusted in the settings.
Gabenative is the developer of this application that relates to the Maps & Navigation category. The app has been downloaded and installed by over 10M users and the most recent update is dated Aug 9, 2016. Users rated Compass 4.3 on Google Play.