A free program for Android, by Maxcom.

Compass & Level is a great tool for Android devices that uses sensors on devices to read and calculate the exact position of a certain location. It’s a simple and easy-to-use application where it will not require you any technical knowledge to use it. 

This app is also great for your garden because it can tell where is the best spot to place your plant pots. You can also even use it when hanging frames on walls. 

In addition, you can choose from various kinds of compass designs, from simple to elegant. Compass & Level also has a simple, clean, and user-friendly interface that makes the application easy to use.