Metal detector is used to detect magnetic materials as iron an steel. Does not feel gold or other non-magnetic materials.
It uses the magnetometer and measures the magnetic field and feels the disturbance when placed close to an object.
It also detects electric wires and equipment.
It gives a visual signal together with both sound and vibrations after passing certain limits.
Sound and vibration may be silenced if wanted.
Minor changes to layout and code.
With Family Sharing set up, up to six family members can use this app.