I'm experimenting with using grayscale on my phone to be more focused and reduce distractions The home screen button makes this easy to turn on|off Set this up on Android by creating a "Tap accessibility button" [1] for "Color correction" grayscale [2] [1]: https://support.google.com/accessibility/android/answer/7650693?sjid=17417461293191726844-NA [2]: https://support.google.com/accessibility/android/answer/11183305?hl=en&visit_id=638832693467991191-201091389&rd=1.