Screen Dimmers

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.

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

Dry eyes after long workdays? This cute buddy gently reminds you to blink, fix your posture, look away and drink enough water.

Adjust the brightness of all monitors, screens and displays.

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.

BrightIntosh is lightweight, works system-wide, has optional launch-at-login functionality and includes a global hotkey to toggle the extra brightness.

Adaptive screen brightness and temperature for Windows and Linux.

DisplayBuddy lets you control external displays connected to your Mac right from your menu bar! No need to touch your clunky monitor buttons!

World's 1st instantaneous content-aware brightness control app that let your screen’s brightness and color temperature adapt instantly and automatically to provide the most optimal viewing experience for your eyes.

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.

Reduces blue light and adjusts screen brightness without flicker, offers auto color temperature, customizable modes, manual settings, overlays, and color effects for eye health and comfort.

Native Wayland screen dimming tool.

Wayland utility to gradually dim the screen.

Wayland output power management.

RSIBreak is a small utility to remind you to take regular short breaks. Repetitive Strain Injury is an illness which can occur as a result of continuous work with a mouse and keyboard. The risk of suffering injury increases the longer users work without breaks.

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

Enable darker-than-dark dimming for internal and external screens.

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.

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.

A macOS app to quickly change the brightness of your Mac.

Trouble Sleeping? Device screen too bright even on the lowest brightness setting? Want to give your phone a warm look instead of that eye straining blue gaze you see at night? EasyEyes is the solution. By changing your device's color temperature, EasyEyes reduces eye strain...