Proximity Sensor Screen On Off is an Android app developed by Argon Dev that allows you to turn your device's display on or off using the proximity sensor. The app is categorized under Utilities & Tools and is available for free. It is easy to use and does not require root access.

The app's persistent background service AutoStart on boot and after updates. It offers three options: Screen Off, Screen Lock, and Screen On. The service does not interfere with the proximity sensor during a call. It is recommended that you test the app before enabling the service and uninstall it if the sensor is not working properly. The test lasts for five seconds, and it is important not to cover the proximity sensor during the test.

It is important to note that the app should not be used if the sensor is faulty. The developer, Argon Dev, does not take any responsibility for any problems arising from the use of this app. To uninstall the app, device administration must be disabled, and the "Remove active admin" option must be selected.