Metal Detector is an Android application developed by oakssoftware and is available for free. As the name implies, the app is designed to detect metals, threats, and other objects that weapons have hidden on a person. The detection and alarming occur when the device is moved close to the metal objects. The sensing distance increases as the size of the metal grows and detection depends on the conductivity of the sensing metal.

The Metal Detector app is a useful tool for anyone who needs to detect hidden metals or weapons. It is easy to use and provides accurate detection. The app is particularly useful for security personnel, law enforcement officers, and anyone else who needs to ensure the safety and security of a particular area. The app is available for free, making it accessible to anyone who needs it.