Decrease screen brightness below minimum level, by turning off individual pixels. This way the screen contrast is kept at the same level.Save battery on newer AMOLED screens - they will turn off black pixels completely. Especially good for 4K screens - disable all those pixels you don't need!Includes screen pattern editor and light sensor support for turning filter off automatically.Screen pattern is shifted each 5 minutes to prevent uneven pixel wearout.App sources available here: https://github.com/pelya/screen-dimmer-pixel-filterContent rating: Everyone