Color Temperature Tools

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.

LightBulb is an application that reduces eye strain produced by staring at a computer screen when working late hours. As the day goes on, it continuously adjusts gamma, transitioning the display color temperature from cold blue in the afternoon to warm yellow during the night.

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

Adaptive screen brightness and temperature for Windows and Linux.

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.

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

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.

Iris mini is free and minimalistic version of Iris. Small. Minimalistic. Free. Portable. Automatic. Awesome for everyone. Just double click and it will work.

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

A Cinnamon applet that sets brightness, gamma levels and color temperature with Redshift.

With a single click on the lamp button, the page will fade to dark. And automatically focus on the video. By clicking on it again, the page will return to normal. It works for all known video sites such as YouTube, Vimeo, Dailymotion, YouKu, etc.

To schedule Night Light so it turns on automatically, select Start > Settings > System > Display > Night light > Night light settings.

Whether you're a morning lark or night owl, SunsetScreen allows you to set the time of the sunset and sunrise, so you can have full control over your sleep cycle.

Kumux is a dynamic circadian color scheme for code editors and other software. It adjust color temperature, color hues, contrast and brightness levels throughout the day based on the position of the sun.