Alternatives to f.lux for Windows with any license

  • Redshift

    Redshift adjusts the color temperature according to the position of the sun. A different color temperature is set during night and daytime. During twilight and early...

    • To start the program, just type "redshift" in a terminal. Guest • Aug 2019 Disagree   Agree
    • This is open source, while f.lux wants you to download a binary and run it constantly on your system. danhaiduc • Jul 2018 • 9 agrees and 5 disagrees Disagree   Agree
    • In most repos. Easy to use auto adjusts to the sun. Guest • Jul 2018 • 2 agrees and 1 disagrees Disagree   Agree
    • It is open source thus it works better and can be trusted more Guest • Jul 2018 • 1 agrees and 2 disagrees Disagree   Agree
    • Worked immediately in Ubuntu 14.04. Not able to adjust settings yet and I wonder about RedshiftGUI but this'll do for now. Guest • Sep 2017 • 2 agrees and 3 disagrees Disagree   Agree
    • It adjusts colours the way I expected it to. There is a simple and efficient gui applet (redshift-gtk) available, and it supports interesting commandline options Guest • Apr 2017 • 4 agrees and 2 disagrees Disagree   Agree

    Free Open Source Windows Linux BSD

    Color correction Color Temperature Ajustment Blue light filter Command line interface ... Debian package compatible Fedora Repository KDE Widget Night mode/Dark Theme System management Add a feature

    Redshift icon

  • SunsetScreen

    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.

    • Warning This software was previously clean, but the official website is now linking versions with a malware Cryptocurrency miner that will use the computers' resources while hidden in the background. It will also use Internet data, and could cause users to go over their internet plan, costing them money.
    • Much better transitions and less laggy Guest • Apr 2018 • 0 agrees and 1 disagrees Disagree   Agree
    • 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. Guest • Aug 2017 • 0 agrees and 1 disagrees Disagree   Agree
    • Able to set times, value of filter... More options. Guest • Apr 2017 • 1 agrees and 2 disagrees Disagree   Agree
    • So happy I can set my own times. In the winter the sunsets happened way to earlier in Flux, then I'd turn it off and forget to turn it back on. Guest • Jan 2017 • 2 agrees and 0 disagrees Disagree   Agree
    • Redshift is Nerdware - Hard to set up Guest • Mar 2017 Disagree   Agree
    • Has keyboard shortcut to turn it off and the computer doesn't lag while the filter is turned on. Guest • Feb 2017 Disagree   Agree
    • Can set also brightness level to change automatically. Can set the time to change to night time yourself. bklampfl • Oct 2016 • 4 agrees and 0 disagrees Disagree   Agree
    • A Hole Pletora of Configuration Options in comparison with F.lux, allowing setting for Daylight color, Transition Time of any user specified Duration, Full Disable of Program ( not just for a temporary specified time period ), HSB Color Schemes in addition to just Kelvin temperature profiles. Guest • Dec 2016 • 1 agrees and 1 disagrees Disagree   Agree
    • Just used it for a couple of minutes. But it really seems to do exactly what I need! Lets you choose the time, not like F.lux Guest • May 2016 • 4 agrees and 1 disagrees Disagree   Agree

    Free Personal Windows

    Customizable Support for Keyboard Shortcuts Lightweight Portable ... Temperature Monitoring User-controlled day/night time Add a feature

    SunsetScreen icon

  • LightBulb

    Background application that adjusts screen gamma, making the colors appear warmer at night, reducing strain on your eyes.

    • Open source, far more options, faster Guest • Jan 2019 Disagree   Agree
    • Simplest, fastest, best user license agreement. Guest • Oct 2018 Disagree   Agree
    • This one is the BEST for Windows as Redshift is the best for Linux Guest • Aug 2018 Disagree   Agree
    • + Free & open source + Adds the feature of setting your own sunset and sunrise times, which the f.lux developer(s) did not want to add + Access to the keyboard/mouse logging hook MSCTF.dll can be declined without affecting functionality except for the ability to configure quick-keys - Occasionally crashes when denied a permission by comodo HIPS, but nothing so regular that it gets in the way of use. Guest • May 2017 • 3 agrees and 0 disagrees Disagree   Agree
    • Superior performance. Detailed explanation by the author here: https://www.reddit.com/r/osugame/comments/5rpq1q/lightbulb_gamingfriendly_flux_alternative/ CaptaPraelium • Mar 2017 • 6 agrees and 0 disagrees Disagree   Agree
    • Has minimal performance impact and can be configured to have no impact at all (at the cost of smoothness). Best choice if you are a gamer. Guest • Mar 2017 • 4 agrees and 1 disagrees Disagree   Agree
    • Same features, Much Better performance (Key when playing Games or performing intensive tasks), with additional options for customization, like Hotkeys, and disabling it when using a full-screen application. Guest • Jun 2017 • 1 agrees and 0 disagrees Disagree   Agree
    • Very user friendly, open source, not skeptical like f.lux Guest • Apr 2017 • 1 agrees and 0 disagrees Disagree   Agree
    • Simple, lightweight and configurable. Plus open-source. For Windows it does the job. johngraybosch • Apr 2017 • 2 agrees and 1 disagrees Disagree   Agree

    Free Open Source Windows

    Customizable Lightweight Portable Configurable ... Night mode/Dark Theme Automatic brightness dimming Automatic Lighting Control Blue light filter Color correction Optimal performance Add a feature

    LightBulb icon

  • RedshiftGUI

    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...

    • Discontinued 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! Guest • Jan 2018 Disagree   Agree

    Free Open Source Windows Linux

    No features added Add a feature

    RedshiftGUI icon

  • Iris mini

    Iris mini is free cross-platform blue light reduction and PWM flicker free brightness software.

    • Very minimalistic and lightweight. Doesn't affect games (i.e. microstuttering) the way f.lux does (if you set it to Paused mode). Guest • Jan 2017 • 2 agrees and 2 disagrees Disagree   Agree

    Freemium Mac Windows Linux

    No features added Add a feature

    Iris mini icon

  • G.lux

    G.lux is an unofficial variation of F.lux. G.lux is an app that automatically changes the colour temperature of your browser as the sun goes down. Monitors are typically...

    • It doesn't use the whole screen, only the current browser page. And the sunrise/set isn't "smart" like f.lux does with your location. Guest • Jun 2015 • 7 agrees and 2 disagrees Disagree   Agree

    Free Mac Windows Linux Chrome OS Chrome

    Google Chrome Extensions Night mode/Dark Theme Add a feature

    G.lux icon

  • Desktop Dimmer

    Enables darker-than-dark Desktop dimming for your displays. - Small resource footprint, minimal User Interface. - Settings are persisted and restored per-Display...

    • Discontinued The last commit to the project is from November, 16 2017 and it gave some users a bunch of deprecation errors when they tried to install and run it.

    Free Open Source Mac Windows Linux

    Automatic brightness dimming Add a feature

    Desktop Dimmer icon

  • Dimmer

    A very small and free utility for Windows to reduce brightness on LCD/TFT screens. A must if you work on your computer at night with very low ambient light.

    • Discontinued The program is no longer updated. Latest version, 1.0, released in March 2007, can be still downloaded from the official website.
    • Dimmer controls monitor's brightness not color temperature. Guest • Jun 2015 Disagree   Agree

    Free Windows

    Automatic brightness dimming Portable Add a feature

    Dimmer icon

  • Iris

    Iris is software which makes monitors healthy for the eyes. With iris you can reduce the blue light emitted from your screen for better sleep, reduce the brightness of...

    • Intuitive to use and easy to install Guest • Apr 2016 • 1 agrees and 0 disagrees Disagree   Agree
    • Iris has all the functionality of f.lux and much more Guest • Nov 2015 • 3 agrees and 2 disagrees Disagree   Agree

    Freemium Mac Windows Linux

    Built-in timer Automatic brightness dimming Blue light filter Night mode/Dark Theme Add a feature

    Iris icon

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