Top Red Moon Alternatives for Eye-Friendly Nighttime Screen Use
Red Moon is a fantastic, free screen filter app available on F-Droid and GitHub, and for purchase on the Google Play Store to support its developer. Designed for night-time phone use, Red Moon excels at making your screen even darker than your lowest brightness setting, reducing eye strain and promoting healthier sleep thanks to its red filter feature. It offers control over color, intensity, dim settings, custom profiles, scheduling, and convenient controls via notification, widget, or shortcut. However, if you're looking for a Red Moon alternative or similar functionality across different platforms, you have several excellent options.
Best Red Moon Alternatives
Whether you need a solution for a different operating system, crave more specific features, or simply want to explore other highly-rated screen dimming and blue light filtering applications, this list has you covered. Dive in to find the perfect alternative to keep your eyes comfortable and your sleep cycles healthy.

f.lux
f.lux is a widely popular Red Moon alternative that adapts your display's color to the time of day, offering warmer tones at night and brighter, sunlight-like hues during the day. It's available for Free on Mac, Windows, Linux, Android, iPhone, Android Tablet, and iPad, making it a highly versatile choice. Key features include a blue light filter, various color temperature modes, night mode/dark theme, and robust scheduling options.

Redshift
Redshift is an open-source and free Red Moon alternative primarily for Windows, Linux, and BSD. It automatically adjusts color temperature based on the sun's position, providing a different temperature for day and night. Features include color temperature adjustment, color correction, a blue light filter, and command-line interface, offering a robust solution for desktop users.

LightBulb
LightBulb is a free, open-source Windows application that serves as an excellent Red Moon alternative for desktop users. It adjusts screen gamma to make colors warmer at night, reducing eye strain. It's praised for being customizable, lightweight, portable, and featuring automatic brightness dimming, blue light filtering, and color correction for optimal performance.

Twilight
Twilight is a free Android-specific Red Moon alternative that filters the blue light spectrum after sunset, protecting your eyes with a red filter. Its intensity smoothly adjusts to the sun's position. This app is a strong contender for Android users looking for automatic brightness dimming and blue light filtering capabilities.

SunsetScreen
SunsetScreen is a commercial Red Moon alternative for Windows users that offers precise control over your sleep cycle by allowing you to set custom sunset and sunrise times. It's known for being customizable, lightweight, portable, and includes support for keyboard shortcuts and temperature monitoring.

Desktop Dimmer
Desktop Dimmer is a free, open-source Red Moon alternative for Mac, Windows, and Linux that enables darker-than-dark desktop dimming. It has a minimal user interface and a small resource footprint, persisting settings per-display, making it ideal for users needing extreme dimming capabilities.

Iris mini
Iris mini is a freemium cross-platform Red Moon alternative available for Mac, Windows, and Linux. It focuses on blue light reduction and PWM flicker-free brightness, offering a straightforward solution for eye comfort without extensive additional features.

Gammy
Gammy is a free, open-source Red Moon alternative for Windows and Linux, providing adaptive screen brightness and temperature. It features a GUI, backlight brightness control, blue light filter, color correction, and color temperature adjustment, making it a comprehensive solution for desktop users.

Windows Night Light
Windows Night Light is a built-in commercial Red Moon alternative for Windows. It effectively filters the blue light emitted by your display, which can disrupt sleep. This feature offers a convenient native solution for Windows users seeking a blue light filter and night mode.

Screen Filter
Screen Filter is a free Android and Android Tablet app that acts as a powerful dimmer, applying a shade to prevent eye strain. It's a simple yet effective Red Moon alternative for mobile users, especially useful for low-light gaming, offering more dimming power than Android's default settings.
With a variety of Red Moon alternatives available across different platforms and with diverse feature sets, you're sure to find a screen filter or blue light reduction tool that perfectly aligns with your specific needs. Explore these options to enhance your nighttime digital experience and promote healthier eye habits.