There are many alternatives to f.lux for Windows if you are looking for a replacement. The best Windows alternative is Redshift, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 50 alternatives to f.lux and many of them are available for Windows so hopefully you can find a suitable replacement. Other interesting Windows alternatives to f.lux are LightBulb, SunsetScreen, RedshiftGUI and Iris mini.
Redshift adjusts the color temperature according to the position of the sun. A different color temperature is set during night and daytime.
No longer working on modern systems, and no longer updated.
It doesnt't work sometimes...
It's just not as good as f.lux is.
Background application that adjusts screen gamma, making the colors appear warmer at night, reducing strain on your eyes.
user-friendly interface and easily configurable
Has a customizable schedule instead of 50 meme filters no-one will ever use.
Open source, far more options, faster
Whether you're a morning lark or night owl, SunsetScreen allows you to set the time of the sunset and sunrise, so you can have full control over your sleep cycle.
Can set also brightness level to change automatically. Can set the time to change to night time yourself.
Much better transitions and less laggy
I can change the settings in this software to activate in 24 hours but I can't active red layer in Flux in 24 hours.
RedshiftGUI changes the color temperature of your monitor to better match that of your surrounding. This means that it sets a cooler color temperature during the daytime (due to natural lighting) and sets a warmer temperature at night (due to indoor lighting). Similar to f.
The project seems to be no longer developed. Last version, 0.2.4, released in August 2014, can be still downloaded from GitHub.
it is much easier to install and just works right away!
Enjoy free cross-platform blue light reduction and PWM flicker-free brightness control with Iris mini. Minimalistic design, portable, and automatic for no-hassle, eyestrain-relief across all devices. Simply double-click to activate, perfect for every lighting condition.
Very minimalistic and lightweight. Doesn't affect games (i.e. microstuttering) the way f.lux does (if you set it to Paused mode).
Redshift Tray is a no-frills GUI for the screen temperature adjustment tool Redshift.
Reduces blue light and flicker for eye comfort, supports auto color temperature adjustment based on time, customizable modes, overlays, color and font options, docking station support, and accessible part-screen filtering for diverse needs.
Iris has all the functionality of f.lux and much more
Intuitive to use and easy to install
CareUEyes is a very simple but useful program when it is about your eye care. The program comes with a very simple and clean interface and needs to technical knowledge. Even a novice computer user can download and use it easily.
Free software for eye protection and more! It protects your eyes while you are working on the computer. Eye Saver has three main functions: blue light filter; eliminates the invisible flickering of the display backlight; reminds you to take breaks;
Eye Saver eliminates flickering too not only filters the blue light as Flux does plus breaks timers and screen color effects. Great software.
Dimmer controls monitor's brightness not color temperature.
To schedule Night Light so it turns on automatically, select Start > Settings > System > Display > Night light > Night light settings.
Denmark
EU
Ukraine
United Kingdom
China
Bulgaria
Portugal
This is open source, while f.lux wants you to download a binary and run it constantly on your system.