A free app for Android, by SlyBeaver.
The best metal detector is now available for free on the Google Play Store!
This application is used to detect metal, gold, silver, copper, iron, and other elements.
In the case of a loss of a precious metal or gold, this app is indispensable.
The application uses the magnetic compass sensor built into your phone. It is necessary to keep the smartphone in a fixed position.
A marker will help you to follow the movement of the smartphone.
To use the application, you have to install it first. After installing the app, you need to calibrate it. Calibration is performed by moving the smartphone in the figure 8.
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