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.
United States
Brightintosh AlternativesScreen Dimmers and other similar apps like Brightintosh
Brightintosh is described as 'BrightIntosh is lightweight, works system-wide, has optional launch-at-login functionality and includes a global hotkey to toggle the extra brightness' and is a Screen Dimmer. There are more than 25 alternatives to Brightintosh for a variety of platforms, including Mac, Windows, Linux, Android and Chrome OS apps. The best Brightintosh alternative is Twinkle Tray, which is both free and Open Source. Other great apps like Brightintosh are Solace, MonitorControl, Dimly and Dimmer.
Alternatives list
29 Twinkle Tray alternatives
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.
+1
Cost / License
- Free
- Open Source (MIT)
Platforms
- Mac
+2
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.
XDR brightness boost app for Mac — push your display to 1600 nits using native EDR overlay, with color accuracy preserved and better battery efficiency.
Cost / License
- Paid
- Proprietary
Platforms
- Mac
+1
24 Monitorian alternativesMonitorian is a Windows desktop tool to adjust the brightness of multiple monitors with ease.
55 PangoBright alternativesScreen dimming software that allows you to control the brightness of your screens as well as external monitors.
- 15 ddcutil alternatives
Most monitors, other than laptop displays, have a Virtual Control Panel (VCP), which implements features defined in the Montor Control Command Set (MCCS). Typically, ddcutil communicates with the monitor's VCP over an I2C bus, as per the Display Data Channel/Command...
Cost / License
- Free
- Open Source (GPL-2.0)
Platforms
- Linux
D 
19 DisplayBuddy alternativesDisplayBuddy lets you control external displays connected to your Mac right from your menu bar! No need to touch your clunky monitor buttons!
+4
Velis Auto Brightness is a pretty powerfully adjustable auto-brightness app for your android device.
Cost / License
- Freemium
- Proprietary
Platforms
- Android
- Android Tablet
+2
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