
Red Moon
Dimmer
CareUEyes
myPoint Shade
Calise
MinimOther
Night Shift: Blue Light Filter
CF.lumen is a powerful app for Android that adjusts the colors by detecting the position of the sun or according to custom settings.

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| Website | chainfire.eu | opalstack.com |
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When comparing CF.lumen and Opalstack, you can also consider the following products.


A very small and free utility for Windows to reduce brightness on LCD/TFT screens.
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CareUEyes is an eye protection software for windows that comes with blue light filter, screen dimmer, and break reminder
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Stop burning your eyes! myPoint Shade is caring for your eyes' comfort.
Compare myPoint Shade to CF.lumen or Opalstack:

Calise is an open-source Camera Light Sensor developed using the python language to determine ambient brightness and configure the right brightness for the screen by using a camera.
Compare Calise to CF.lumen or Opalstack:

Endlessly minimizes all windows except the active one.
Compare MinimOther to CF.lumen or Opalstack: