This app uses the proximity sensor and a configurable delay to lock the screen.

Also works with the fingerprint sensor and every other unlock mechanism!


PRO features include:

* Display lock can be deactivated in landscape orientation
* Using the light sensor, for a more precise lock mechanism
* Auto light sensitivity
* Auto lock delay (dependent on light sensor)


Permissions:

* Telephone (read phone status and identity) - required for automatic disabling of the lock during a call
* Google Play billing service - for unlocking the PRO features
* run at startup - yeah, for running at start up :)
* accessibility permissions - required for being able to lock the device