Screen Filter is described as 'Applies a shade that acts as a dimmer to ensure your eyes don't hurt. Far more powerful than Android's built-in brightness setting. Great for low-light gaming, web browsing, and eBook reading. It even saves battery life for AMOLED displays!' and is a Screen Dimmer. There are more than 25 alternatives to Screen Filter for a variety of platforms, including Windows, Mac, Linux, Android and Wayland apps. The best Screen Filter alternative is f.lux, which is free. Other great apps like Screen Filter are Redshift, LightBulb, Red Moon and Dimmer.
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.
Redshift adjusts the color temperature according to the position of the sun. A different color temperature is set during night and daytime.
Background application that adjusts screen gamma, making the colors appear warmer at night, reducing strain on your eyes.
The app is free on F-Droid and on GitHub but you can buy it on the Google Play Store to support the developer.
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.
BlinkMoreFree is an open source macOS menu bar application that helps reduce eye strain by fading your screen when you stare at it for too long without blinking. Using automated eye-tracking and customized settings to encourage you to blink more.
Screen dimming software that allows you to control the brightness of your screens as well as external monitors.
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.
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.
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.
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What makes it so good is that it's so versatile. You can set it and forget it. Or if you decide to watch a movie, and you don't want the screen dimmed, you can temporarily turn it off. I've used other screen filters, but F.Lux is the best by far!