The "Magnet Polarity Detector" app is a handy tool that allows users to determine the polarity of a magnet using their Android device. It is easy to determine the poles of a magnet. By utilizing the built-in magnetic sensor, the app detects the magnetic field strength and provides real-time feedback on whether the magnet's polarity is north or south. It offers a user-friendly interface with clear indications and a simple display. The app does not collect user data directly and may display ads to support its free usage. Please note that the app is intended for educational and recreational purposes and should not be relied upon for critical applications.