This app is a metal detector that can be used to find metal objects. It can be used to find coins, jewelry, and other metal objects. Metal detector applications require a magnetic sensor (magnetometer). If this app is not working properly, please check your device specifications. If your smartphone or tablet does not have a magnetometer, this app will not work. For example, smartphones that use NFC technology have a built-in magnetometer. This app can be useful for example for: - Find electric