Candela is described as 'A macOS menu bar app that protects your displays from OLED burn-in and wear: panel health history, a checkup for defects, and the everyday brightness, volume, and scaling controls macOS leaves out' and is an app in the system & hardware category. There are more than 10 alternatives to Candela for a variety of platforms, including Mac, Windows, Linux, openSUSE and Fedora apps. The best Candela alternative is Twinkle Tray, which is both free and Open Source. Other great apps like Candela are Dimly, Crisp - Monitor Control, MonitorControl and Monitorian.
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
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.
Ireland
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Open-source macOS menu bar app enabling HiDPI scaling on external monitors, DDC brightness with software dimming, icon-based display presets, virtual displays, drag-to-arrange multi-monitor layouts, ICC profile switching, auto-brightness sync, and quick access toggles for display modes.
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Monitorian is a Windows desktop tool to adjust the brightness of multiple monitors with ease.
Japan
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DisplayBuddy lets you control external displays connected to your Mac right from your menu bar! No need to touch your clunky monitor buttons!
Unlock your displays on your Mac! Smooth scaling, HiDPI unlock, XDR/HDR extra brightness upscale, DDC, brightness and dimming, virtual screens, PIP and lots more!.
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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.
Lumino is a Mac utility that automatically controls the brightness of connected external displays based on ambient light. It uses the built-in light sensor of supported Macs and works with DDC/CI when available, with fallback options for displays that don’t fully support...
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