Software that makes the color of your computer's display adapt to the time of day, warm at night and like sunlight during the day.
Cost / License
- Free
- Proprietary
Application types
Platforms
- Mac
- Windows
- Linux




gammastep is described as 'Adjust the color temperature of your screen according to your surroundings. This may help your eyes hurt less if you are working in front of the screen at night' and is an app. There are more than 50 alternatives to gammastep for a variety of platforms, including Windows, Linux, Mac, Android and Wayland apps. The best gammastep alternative is f.lux, which is free. Other great apps like gammastep are Redshift, LightBulb, Solace and Red Moon.
Software that makes the color of your computer's display adapt to the time of day, warm at night and like sunlight during the day.




Redshift adjusts the color temperature according to the position of the sun. A different color temperature is set during night and daytime.

Background application that adjusts screen gamma, making the colors appear warmer at night, reducing strain on your eyes.


Automatically changes Mac appearance using real-time weather, sunlight, and time data for light and dark modes, dynamic wallpapers, and color temperature, with on-device privacy, menu bar access, no subscriptions, and no analytics for seamless daily comfort.




The app is free on F-Droid and on GitHub but you can buy it on the Google Play Store to support the developer.




Midnight Lizard web-extension for Google Chrome™ and Mozilla Firefox™ provides custom color schemes for all websites.




RedshiftGUI changes the color temperature of your monitor to better match that of your surrounding. This means that it sets a cooler color temperature during the daytime (due to natural lighting) and sets a warmer temperature at night (due to indoor lighting). Similar to f.





Screen dimming software that allows you to control the brightness of your screens as well as external monitors.

The app filters the blue spectrum on your phone or tablet after sunset and protects your eyes with a red filter. The filter intensity is smoothly adjusted to the sun cycle based on your local sunset and sunrise times.



Enjoy free cross-platform blue light reduction and PWM flicker-free brightness control with Iris mini. Minimalistic design, portable, and automatic for no-hassle, eyestrain-relief across all devices. Simply double-click to activate, perfect for every lighting condition.


