About this app

Red Moon protects your sleep by filtering harmful blue light from your screen. Is your phone to bright in the evening? With Red Moon you can dim your phone to a comfortable level! Red Moon has numerous useful features that help you get the sleep you need.
Research suggests that blue light from your phone before going to bed is harmful to your sleep. Red Moon tackles this problem and makes sure you have the best possible sleep!


* Red Moon can automatically turn on when it gets dark. You can also set custom times when Red Moon should turn on or off.
* You can save various settings profile, for example a relaxing red profile for reading and a color neutral profile for watching movies.
* Thanks to Red Moon's three easy to use sliders, you have full control over your screen. You can even choose exactly what color you want the filter to be.
* Red Moon's widget makes it easy to quickly darken your screen.
* You can control the Red Moon quickly through the notification.
* Red Moon uses almost no battery and automatically turns off when it isn't needed.
* Red Moon can integrate with your phones internal brightness settings for a seamless experience.
* Red Moon has an intuitive user interface, compliant with the Material Design guidelines.
* Red Moon will never annoy you with ads.

Red Moon needs some permissions to work:
* Red Moon needs the 'Draw over other apps' permission to filter the blue light from you phone screen.
* Red Moon needs the 'Modify system settings' permission to be able to automatically lower the brightness when the filter is on.
* Red Moon needs access to your 'Approximate location' to be able to determine at what time the sun sets, so it can turn on at night.
* Red Moon needs the 'Run at startup' permission so the filter can persist when your device is rebooted.

Red Moon is open source and free of ads and in app purchases. Red Moon is licensed under the GNU General Public License either version 3 of the License, or (at your option) any later version. This license protects the rights of you, the user, and doesn't take any rights away from you.
You can follow the development of Red Moon at https://github.com/raatmarien/red-moon.
If you have any suggestions or are experiencing issues, please email jmproductions.studio@gmail.com or start an issue on the Github page.

New features

* Lower brightness applies per filter
* Custom (unsaved) filter remembers last used values
* Switch to custom filter in the notification
* Default filters can be deleted
* Default filters can be restored
* Basic fade in support, so the automatic transitions are smooth
* Bug fixed where sunrise and sunset times wouldn't be updated
* New translations thanks to all the contributors
* The notification is no longer automatically dismissed if you turn the filter off

App Permissions

Allows an application to receive the ACTION_BOOT_COMPLETED that is broadcast after the system finishes booting.
Allows an app to create windows using the type TYPE_APPLICATION_OVERLAY, shown on top of all other apps.
Allows an application to read or write the system settings.
Allows an app to access precise location.
This constant was deprecated in API level 21. No longer enforced.
Allows an application to collect component usage statistics
Declaring the permission implies intention to use the API and the user of the device can grant permission through the Settings application.