Lumen - magic auto brightness based on screen contents. You control Lumen simply by using your brightness keys - it'll automatically learn your preferences.
Cost / License
- Free
- Open Source (GPL-3.0)
Application type
Platforms
- Mac
United States

Apps similar to NightTone include f.lux, which is free. Other options are Redshift, Solace, LightBulb and RedshiftGUI. There's no shortage of Color Temperature Tools like NightTone, with more than 25 alternatives for Windows, Linux, Mac, Android and iPhone.
Lumen - magic auto brightness based on screen contents. You control Lumen simply by using your brightness keys - it'll automatically learn your preferences.


Small GTK GUI application to set contrast, brightness and gamma for wayland compositors which support the wlr-gamma-control protocol extension. Basically this is the example from here: https://github.com/swaywm/wlroots/blob/master/examples/gamma-control.

EyeAway is a beautiful, privacy-first macOS app that helps reduce digital eye strain using the proven 20-20-20 rule. Every 20 minutes, look 20 feet away for 20 seconds - your eyes will thank you.




Away From Keyboard is an app that reduces eye strain with reminders to take a break.
