Reduce screen brightness

Lower your eye strain, gain in comfort

Unlighter Windows 10 or Windows 11 icon
Download for Windows
Unlighter Dark Main Logo

As an open-source software,
Unlighter is completly free to use

Released under the MIT License, wich makes it reliable.

Unlighter application screenshot for demo

Work at night without worrying about eye strain or getting tired.

Adapt your screen luminosity to your environnment

Control multiple
displays luminosity

Through an easy-to-use interface, control multiple
displays luminosity with only one click

Unlighter sliders preview