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.




Iris is described as 'Reduces blue light and adjusts screen brightness without flicker, offers auto color temperature, customizable modes, manual settings, overlays, and color effects for eye health and comfort' and is a color temperature tool in the office & productivity category. There are more than 100 alternatives to Iris for a variety of platforms, including Mac, Windows, Linux, Android and iPhone apps. The best Iris alternative is f.lux, which is free. Other great apps like Iris are Mindful : Focus & Screen Time, Redshift, Stretchly and Workrave.
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.




Mindful is a free and open-source app designed to help you regain control over your digital habits, improve your focus, and boost productivity. Whether you're battling social media addiction, struggling to stay focused, or simply looking for a way to better manage your...




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

Open source, cross-platform app for scheduling microbreaks and longer breaks while working at the computer, offering user-friendly interval and duration customization, strict mode, color schemes, sound alerts, pause, skip, restart options, and system tray access.




Open-source tool to prevent RSIs by promoting customizable micro-breaks, providing exercise reminders, tracking computer use, and supporting typing improvement across Windows and Linux, with community-driven development for user health and workspace ergonomics.




LeechBlock is a simple free productivity tool designed to block those time-wasting sites that can suck the life out of your working day. All you need to do is specify which sites to block and when to block them.




Tired of losing hours to endless scrolling and Screen Time? Meet DigiPaws – the ultimate app to cure screen addiction!




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.




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


Offers customizable, gentle reminders to blink, improve posture, stay hydrated, and take short breaks. Includes theme options, screen dimming, and meeting pause features to help maintain eye and postural health during long periods of work or study at screens.


Reef helps you stay focused by blocking distracting apps, setting daily routines, and giving you insights into your screen time — all without ads, clutter, or tracking.




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




doesn't have brightness mode