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Monochromatic Screenshot 0
Monochromatic Screenshot 1
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About Monochromatic

This app makes use of the built-in black and white device feature to provide a blue-light filtered screen without the use of an overlay screen, to help relax your eyes at night and disincentivise phone usage.

Full source code is available at: https://github.com/RichyHBM/Monochromatic

ADB command for granting permissions: adb shell pm grant uk.co.richyhbm.monochromatic android.permission.WRITE_SECURE_SETTINGS