The Best f.lux AlternativesTop Color Temperature Tools & Screen Dimmers like f.lux

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 Redshift, which is both free and Open Source. Other great apps like f.lux are LightBulb, SunsetScreen, RedshiftGUI and Twilight.

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Alternatives list

  1. Redshift icon
     258 likes

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

    50 Redshift alternatives

    Cost / License

    • Free
    • Open Source

    Alerts

    • Discontinued

    Platforms

    • Mac
    • Windows
    • Linux
    • BSD
     
    |
    9
  2. LightBulb icon
     110 likes

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

    54 LightBulb alternatives

    Cost / License

    • Free
    • Open Source (MIT)

    Platforms

    • Windows
     
    |
    11
  3. SunsetScreen icon
     35 likes

    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.

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Windows
     
    |
    9
  4. RedshiftGUI icon
     92 likes

    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.

    47 RedshiftGUI alternatives

    Cost / License

    • Free
    • Open Source

    Application type

    Alerts

    • Discontinued

    Platforms

    • Windows
    • Linux
     
    |
    1
  5. Twilight icon
     56 likes

    The app filters the blue spectrum on your phone or tablet after sunset and protects your eyes with a red filter. The filter intensity is smoothly adjusted to the sun cycle based on your local sunset and sunrise times.

    45 Twilight alternatives

    Cost / License

    • Free
    • Proprietary

    Application type

    Platforms

    • Android
     
  6. Red Moon icon
     52 likes

    The app is free on F-Droid and on GitHub but you can buy it on the Google Play Store to support the developer.

    Cost / License

    Platforms

    • Android
    • F-Droid
     
    |
    1
  7. Solace icon
     6 likes

    Automatically changes Mac appearance using real-time weather, sunlight, and time data for light and dark modes, dynamic wallpapers, and color temperature, with on-device privacy, menu bar access, no subscriptions, and no analytics for seamless daily comfort.

    92 Solace alternatives

    Cost / License

    • Paid
    • Proprietary

    Application type

    Platforms

    • Mac
     
  8. Iris mini icon
     19 likes

    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.

    Cost / License

    • Freemium
    • Proprietary

    Application type

    Platforms

    • Mac
    • Windows
    • Linux
     
    |
    1
  9. Redshift Tray icon
     6 likes

    Redshift Tray is a no-frills GUI for the screen temperature adjustment tool Redshift.

    • Control Redshift based on location, custom night/day times, or manually
    • Enable/disable by double-clicking the tray icon
    • Has lots of other features via hotkeys

    Cost / License

    Platforms

    • Windows
     
  10. Midnight Lizard icon
     19 likes

    Midnight Lizard web-extension for Google Chrome™ and Mozilla Firefox™ provides custom color schemes for all websites.

    Cost / License

    • Free
    • Open Source (MIT)

    Application type

    Alerts

    • Discontinued

    Platforms

    • Microsoft Edge
    • Google Chrome
    • Mozilla Firefox
     
  11. Iris icon
     32 likes

    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.

    Cost / License

    • Freemium
    • Proprietary

    Platforms

    • Mac
    • Windows
    • Linux
     
    |
    2
  12. CareUEyes icon
     9 likes

    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.

    57 CareUEyes alternatives

    Cost / License

    • Paid
    • Proprietary

    Platforms

    • Windows
     
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