2023-03-19 00:00:00 Use your phone's sensors to help out on wilderness hikes or survival situations. The compass is designed for offline use! -Navigation The compass can be used to determine north direction, and in combination with the GPS Smart Compass can be used to navigate to predefined locations. Predefined locations, known as markers, can be created at a location with the current GPS position, OR at any point you can use compass coordinates to return.