Software Alternatives & Reviews

f.lux Reviews

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.

Social recommendations and mentions

We have tracked the following product recommendations or mentions on Reddit and HackerNews. They can help you see what people think about f.lux and what they use it for.
  • update on the Gyroscope cover (found the counting sample, things are getting interesting...)
    Https://justgetflux.com/ on 'darkroom mode'. It's a good laboratory vibe but it's not that practical haha. - Source: Reddit / 10 days ago
  • Why can’t I fall asleep in my own bed? I can only fall asleep on the couch
    There is evidence that suggests that blue light from screens before bed time can impact your ability to fall sleep. Here are several more resources about this phenomenon. To counter this, there are apps for computers and phones that will change the colors of your screen depending on the time of day. A commonly used free program that does this is f.lux. - Source: Reddit / 11 days ago
  • App LIST!!!
    f.lux (Free) Way better blue-light management than Night Shift. - Source: Reddit / 15 days ago
  • Are there filters that can make the screen generally dimmer?
    Try ***f.lux***. Install and set location and then go to the Options & Smart Lighting and enable wide slider range, Use these hotkeys...., Use display data for better accuracy & Use GPU for better quality with very warm colours. - Source: Reddit / 15 days ago
  • Cannot get medication, doing all sleep hygiene steps, and therapy… anything else I’m missing?
    Regarding dark therapy, individual sensitivity to night light is highly variable. Optimally, only very dim lights of warm colors starting 2-4h before bedtime. So you can still use your computer, just on the dimmest setting and with an app like flux. Due to a phenomenon called photic history, brighter lights during the day reduce the disruptive effects of night light, allowing you more leeway. Here is a very... - Source: Reddit / 17 days ago
  • LPT : If your on your PC light at night and have trouble sleeping enable your Night Light before you go to bed which can be scheduled to turn off and on automatically. This will enable a blue light filter for your tv/monitor and should help your brain wind down before bed.
    If you don't have windows 10 or higher. - Source: Reddit / 18 days ago
  • I pull an all nighter every other night. Im 15 and I'm eternally tired.
    Reformed insomniac here - Melatonin (1-2mg, any higher may make you feel drowsy the next day) and a blue light filter are the only things that has worked for me. - Source: Reddit / 20 days ago
  • Adhd pills making me sick and I can’t sleep
    There is evidence that suggests that blue light from screens before bed time can impact your ability to fall sleep. Here are several more resources about this phenomenon. To counter this, there are apps for computers and phones that will change the colors of your screen depending on the time of day. A commonly used free program that does this is f.lux. - Source: Reddit / 24 days ago
  • Buy a good monitor if you care about your eyes!
    These are usually labeled as some kind of "night mode" and are available in Windows, macOS, iOS, and probably others. Flux exists if you want more customization. - Source: Reddit / 26 days ago
  • Sleep, or lack thereof
    Other common advice such as reducing blue light before sleep (through f.lux or a smartphone alternative) is important. If you can't get enough sunlight during the day, one of those specialized lamps might not be the best option - you can place a combination of lightbulbs which would cover enough of the daylight spectrum above your workspace, brightly enough to approximate daylight (you can measure lumens with a... - Source: Reddit / 29 days ago
  • UI Text colour changes.... what the f is wrong with you???????
    Download flux...and do it from your monitor. https://justgetflux.com/. - Source: Reddit / about 1 month ago
  • Can someone share screenshots of their Scrivener to know what is a "comfortable" setting for the view and to be able to write for several hours? I have put everything dark and gray and the truth is that it is not very comfortable.
    Everybody seems worried about brightness and blue lights. Well, there is a small app called f.lux https://justgetflux.com/ that controls your screen depending on timezone or "bedzone". It must be configurated with caution cause we may lost control on dimmer... Could be useful. You're welcome. - Source: Reddit / about 1 month ago
  • Morning exposure to deep red light improves declining eyesight
    f.lux [0] has a "darkroom" mode where the monitors display all the content in red. I'd say if first makes a negative grayscale and remaps it to red. [0] https://justgetflux.com. - Source: Hacker News / about 2 months ago
  • I didn’t sleep for a whole day and skipped lunch the next day. How will it affect my body?
    There is evidence that suggests that blue light from screens before bed time can impact your ability to fall sleep. Here are several more resources about this phenomenon. To counter this, there are apps for computers and phones that will change the colors of your screen depending on the time of day. A commonly used free program that does this is f.lux. - Source: Reddit / about 2 months ago
  • Hate my T’s glasses
    You can suggest that she downloads a blue light filter for her computer screen. I use f.lux and it works great! It's also free :) here's the link if anyone is interested: https://justgetflux.com/. - Source: Reddit / about 2 months ago
  • Biggest issue of 49 inch monitors for long term users
    While not an answer for the overall brightness, you might find f.lux (free) worth picking up to make it a bit less of an eyefuck at night? - Source: Reddit / 2 months ago
  • how to fall asleep? avoid recommending melatonin please. don’t have to be professional advice, let me know what works for you.
    There is evidence that suggests that blue light from screens before bed time can impact your ability to fall sleep. Here are several more resources about this phenomenon. To counter this, there are apps for computers and phones that will change the colors of your screen depending on the time of day. A commonly used free program that does this is f.lux. - Source: Reddit / 2 months ago
  • I just noticed something oddly comforting, completely out of the blue, that may help your post-Adastra depression like it's helping mine
    If that sounds useful to you: https://justgetflux.com/. - Source: Reddit / 2 months ago
  • Fall asleep right away?
    Avoiding screens entirely is best, but if you must use your computer or tablet, make sure it has a blue light filter enabled. I use f.lux which automatically switches on the filter every evening, then removes it during the daytime. Blue (cool) light does something to your brain that makes you more awake and alert, while warm light allows your brain to relax. Light bulbs come in different temperatures too. If you... - Source: Reddit / 2 months ago
  • If/when the technology becomes available,
    This thing really helps me keep from grinding through to 4 AM and wondering where the night went. - Source: Reddit / 2 months ago
  • How to improve sleep w/crazy schedule?
    There is evidence that suggests that blue light from screens before bed time can impact your ability to fall sleep. Here are several more resources about this phenomenon. To counter this, there are apps for computers and phones that will change the colors of your screen depending on the time of day. A commonly used free program that does this is f.lux. - Source: Reddit / 2 months ago

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