Metal Detector

• It detects magnetic field i.e. presence of a ferrous metallic objects (iron, steel, gold and etc). • It uses magnetic sensor (magnetometer) of phone to detect magnetic field. • You can choose to turn on / off the sound. Note: • Sensor readings are affected by the nearby electronic equipment (TVs, PCs, etc.) due to electromagnetic waves. • The accuracy depends upon the sensor size in your device. • Readings are also affected by phone's magnetic cover. • If app is sounding false alarm than calibrate the sensor as shown in the app. Try this useful tool!