If you've ever dreamed of becoming a treasure hunter, you can now turn your Android smartphone into a metal detector with the Metal Detector app by mizuiro. This free app uses the magnetic sensor built into your smartphone to detect the strength of magnetic fields and displays it on a level gauge, making it easy to spot even the slightest changes in the magnetic field.

Using the app is incredibly simple, just press the "Calibrate" button and move your smartphone around. The level graph will not miss any slight magnetic changes. Keep in mind that the position and sensitivity of the magnetic sensor may vary depending on the model of your device.

With Metal Detector, you can now explore your surroundings and discover metal objects like coins, jewelry, and other hidden treasures. Download this app now and start your treasure hunting adventure!