Twilight Alternatives

f. lux is a piece of software for Windows, Mac, Linux, iOS, and Android that provides a blue light filter over your screen. Research suggests limiting our exposure to blue light in the hours before bedtime can help us fall asleep faster.

Redshift adjusts the color temperature according to the position of the sun.

Background application that adjusts screen gamma, making the colors appear warmer at night...

Screen filter for night time phone use.

RedshiftGUI changes the color temperature of your monitor to better match that of your surrounding.

A very small and free utility for Windows to reduce brightness on LCD/TFT screens.

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

Adaptive screen brightness and temperature for Windows and Linux.

CareUEyes is an eye protection software for windows that comes with blue light filter, screen dimmer, and break reminder

Free software for eye protection and more!

Enable darker-than-dark dimming for internal and external screens.

Digipill is an excellent mobile application that helps you to prevent insomnia, reduce stress, increase confidence, and to lose weight.

Whether you're a morning lark or night owl, SunsetScreen allows you to set the time of the...