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




iBrightness Tray is described as 'Little bit of a swiss army knife display tool as adjusting the brightness of your screen is just one of three main functions it has. The other two are turning on your screensaver at the click of a button and also the ability to turn off the display' and is a Screen Dimmer in the system & hardware category. There are more than 50 alternatives to iBrightness Tray for a variety of platforms, including Windows, Linux, Mac, Wayland and Android apps. The best iBrightness Tray alternative is f.lux, which is free. Other great apps like iBrightness Tray are Redshift, Twinkle Tray, LightBulb and Dimmer.
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.

Twinkle Tray enables brightness control on external displays in Windows 10 & 11. Even th Windows is capable of adjusting the backlight on most monitors, it doesn't support external monitors natively.

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




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.



Monitorian is a Windows desktop tool to adjust the brightness of multiple monitors with ease.

BlinkMoreFree is an open source macOS menu bar application that helps reduce eye strain by fading your screen when you stare at it for too long without blinking. Using automated eye-tracking and customized settings to encourage you to blink more.

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

NirCmd is a small utility that allows you to do many useful tasks from command-line, without displaying any user interface: change your display settings, turn off your monitor, open the door of your CD-ROM drive, and more...
Windows implementation of the ddcutil Linux program for querying and changing monitor settings, such as brightness and color levels.
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.


