f.lux is described as 'Software that makes the color of your computer's display adapt to the time of day, warm at night and like sunlight during the day' and is a leading color temperature tool in the system & hardware category. There are more than 50 alternatives to f.lux for a variety of platforms, including Windows, Mac, Linux, Android and Wayland apps. The best f.lux alternative is LightBulb, which is both free and Open Source. Other great apps like f.lux are SunsetScreen, RedshiftGUI, Twilight and Redshift.
Nocturne is simple app for switching a computer to night vision mode. It has a few tricks up its sleeve: color correction, window shadow toggling, and background removal.
United States
this app puts a Monitor Brightness icon to on Taskbar Tray. So you can access it with 1 click.
iBrightness Tray is a 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...
Shady puts a shade over your screen to help soothe your tired or dazzled eyes. You can use it to reduce your Mac's brightness far below the usual minimum, without any risk of damage to your screen.
United Kingdom
SunshinePal is your daily sunlight companion designed to help you track your exposure, set healthy goals, and reconnect with nature for better sleep and mood.
Thailand
Experience a more comfortable screen during nighttime use with LumiGuard: Night Mode. Adjust your display's color temperature and brightness to reduce eye discomfort in low-light environments.
Serbia
iVisionGuard is a screen distance app for Android. Screen time apps count how long you look at the screen. iVisionGuard checks how close you hold it, and reminds you when it gets too close.
EyeAway is a beautiful, privacy-first macOS app that helps reduce digital eye strain using the proven 20-20-20 rule. Every 20 minutes, look 20 feet away for 20 seconds - your eyes will thank you.
Brightness Controller easily allows windows users to set the brightness level of your LCD screen (It is very useful when your screen doesn't allow settings to be remembered without having to push many buttons on your screen!).
Away From Keyboard is an app that reduces eye strain with reminders to take a break.
