Automatically dims the screen based on the time of day.
Like many older utilities, it may struggle to control the backlight of external desktop monitors, which often require DDC/CI support. Modern Alternatives to iBrightness Tray
Large enough for tablet users who lack physical brightness buttons. ibrightness tray
The icon sits unobtrusively in the system tray. Left-clicking reveals a simple slider; right-clicking offers monitor selection and settings. It respects Windows’ dark/light theme and can be set to start with Windows.
Adjusts the actual hardware brightness of external monitors. Automatically dims the screen based on the time of day
Since iBrightness Tray has not been updated in many years, it is considered "legacy software." It is generally safe to use, but always download it from reputable archive sites to avoid modified versions containing malware.
The application is fully portable (no installation required), meaning it leaves no temporary files or registry entries behind. The icon sits unobtrusively in the system tray
It provides direct access to enable, disable, or change your screensaver settings instantly.
The app is fully portable, meaning it requires no installation and leaves no temporary files on your PC.
is a classic example of a utility that does one thing and does it well. If you are struggling with unresponsive brightness keys on an older laptop or simply want a faster way to dim your screen, this lightweight tool is worth keeping in your software toolkit. For users on the latest Windows 11 machines, however, modern alternatives like Twinkle Tray may offer better compatibility.