---
title: F.Lux - Circadian Rhythm Syncing Software - Limitless Mindset
description: A free (and low RAM memory usage) application that seriously protects your circadian rhythm by automatically lowering the brightness of your screen.
author: Jonathan Roseland
---

# F.Lux - Circadian Rhythm Syncing Software

A free (and low RAM memory usage) application that seriously protects your circadian rhythm by automatically lowering the brightness of your screen.



- Synchronizes with the time of sunset wherever you are.
- Helps cure technology related insomnia; bright screens prevent release of Melotonin, the neurotransmitter that puts us to sleep.
- For Windows, Mac and iPhone.



|  |  |  |  |
| --- | --- | --- | --- |