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.

JoyScreen is described as 'Focus view, extra brightness, ambient glow, and keep awake — all from your menu bar. JoyScreen transforms how you use your Mac' and is an app in the os & utilities category. There are more than 25 alternatives to JoyScreen for a variety of platforms, including Mac, Windows, Linux, openSUSE and Python apps. The best JoyScreen alternative is Twinkle Tray, which is both free and Open Source. Other great apps like JoyScreen are Solace, Dimly, MonitorControl and Dimmer.
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.

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.




Open-source macOS menu utility for unified brightness, blackout, and sleep control of external monitors, using hybrid DDC/CI and software overlays, per-display settings, custom profiles, hotkeys, panic shortcut, privacy by design, and secure signed builds.









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

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.



XDR brightness boost app for Mac — push your display to 1600 nits using native EDR overlay, with color accuracy preserved and better battery efficiency.





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




DDCcontrol is software for controlling monitor parameters such as brightness, contrast, and RGB color levels. It includes a command-line tool and a GUI tool.