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

Dimmer is described as 'Adjust the brightness of all monitors, screens and displays' and is a Screen Dimmer in the system & hardware category. There are more than 50 alternatives to Dimmer for a variety of platforms, including Windows, Mac, Linux, Wayland and Android apps. The best Dimmer alternative is f.lux, which is free. Other great apps like Dimmer are Redshift, Twinkle Tray, LightBulb and RedshiftGUI.
To schedule Night Light so it turns on automatically, select Start > Settings > System > Display > Night light > Night light settings.

Form 1 Hour Software by skrommel, it can dim the screen by applying a transparent gray layer on top of your opened applications



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.

Kumux is the most popular SaaS alternative to Dimmer.
CareUEyes is a very simple but useful program when it is about your eye care. The program comes with a very simple and clean interface and needs to technical knowledge. Even a novice computer user can download and use it easily.


Free software for eye protection and more! It protects your eyes while you are working on the computer. Eye Saver has three main functions: blue light filter; eliminates the invisible flickering of the display backlight; reminds you to take breaks;


Brightness Controller allows you to software control Brightness, R, G and B of your Primary and Secondary Display in Linux.


ControlMyMonitor allows you view and modify the settings of your monitor (Also known as 'VCP Features'), like brightness, contrast, sharpness, red/green/blue color balance, OSD Language, Input Port (VGA , DVI , HDMI ) and more...

Free Monitor Manager lets you easily change your monitor's brightness, contrast and colors.


NightTone makes your screen more comfortable, enjoyable and healthier by shifting the colors of your display to a warmer, eye-friendly palette. It makes you sleep and feel better.



FireLux is the most popular Web-based alternative to Dimmer.