iBrightness Tray is described as 'Little bit of a swiss army knife display tool as adjusting the brightness of your screen is just one of three main functions it has. The other two are turning on your screensaver at the click of a button and also the ability to turn off the display' and is a Screen Dimmer in the system & hardware category. There are more than 50 alternatives to iBrightness Tray for a variety of platforms, including Windows, Linux, Mac, Wayland and Android apps. The best iBrightness Tray alternative is f.lux, which is free. Other great apps like iBrightness Tray are Redshift, Twinkle Tray, LightBulb and Dimmer.