Magnetometers detect magnetic fields, meaning they cannot find non-ferrous metals like gold or silver. What Do "Satellite Metal Scan" Apps Actually Do?
Searching "satellite metal scan" on Google Play will show apps that do one of three things: download satellite metal scan for android
Displays magnetic field levels in (microtesla) and sounds a beep when the level rises. Magnetometers detect magnetic fields
They can only detect metal within a few inches (2 to 10 centimeters) of the phone. download satellite metal scan for android