Software Alternatives, Accelerators & Startups

Less VS f.lux

Compare Less VS f.lux and see what are their differences

Less logo Less

Less extends CSS with dynamic behavior such as variables, mixins, operations and functions. Less runs on both the server-side (with Node. js and Rhino) or client-side (modern browsers only).

f.lux logo f.lux

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.
  • Less Landing page
    Landing page //
    2021-09-19
  • f.lux Landing page
    Landing page //
    2021-09-18

Less videos

'Less' author Andrew Sean Greer answers your questions

More videos:

  • Review - Book Review: Less by Andrew Sean Greer, reviewed by Smriti
  • Review - Book Review - Less by Andrew Sean Greer

f.lux videos

F.lux Review - Should You Really Use It? [MY EXPERIENCE]

More videos:

  • Review - Does F.lux (FLUX) Really Work? Blue Light Filter test W/ Ghetto Science Applied.
  • Demo - F.lux - Review & Demo

Category Popularity

0-100% (relative to Less and f.lux)
CSS Framework
100 100%
0% 0
Work Management
0 0%
100% 100
Developer Tools
100 100%
0% 0
Color Temperature Adjuster

User comments

Share your experience with using Less and f.lux. For example, how are they different and which one is better?
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Social recommendations and mentions

Based on our record, f.lux seems to be more popular. It has been mentiond 346 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Less mentions (0)

We have not tracked any mentions of Less yet. Tracking of Less recommendations started around Mar 2021.

f.lux mentions (346)

  • Tools that keep me productive
    For those evenings where I'm in front of the computer, f.lux is a must. Like some wise person said, "Be kind to your eyeballs". macOS's Nightshift kind of works, but f.lux destroys it. - Source: dev.to / 11 days ago
  • Ultra Librarian Joins Flux to Take the Hard Out of Hardware
    Having never heard of Ultra Librarian, I thought this was somehow related to https://justgetflux.com/ and that they'd made a switch from doing color changing to hardware. - Source: Hacker News / 2 months ago
  • Is it just me who dislikes the winter update with the change of colors?
    Reshade might help with the color tones. I normally use f.lux for Windows, but I don't know how much it might help. Could be worth trying, though. Source: 5 months ago
  • Create a shortcut for even lower phone brightness
    This is good advice, but I prefer something that automatically dims and reduces blue light for me. That qay I don't have ro remember. f.lux on Windows and Mac, and Twilight on Android, are what work for me. https://justgetflux.com/ https://play.google.com/store/apps/details?id=com.urbandroid.... - Source: Hacker News / 6 months ago
  • Blue-light glasses may not reduce eyestrain from screens, study says
    > I can't put nightmode in Windows too close to 100 percent (i put it between 50-65) because then the contrast is just too bad. I hate windows night mode. As soon as you go above "slight" (can't remember the numbers, I'm not a frequent windows user and don't have one handy to check) it gets a sickly yellow taint. Last I checked (2-3 years ago) macos's wasn't great either, although somewhat serviceable. You may... - Source: Hacker News / 9 months ago
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What are some alternatives?

When comparing Less and f.lux, you can also consider the following products

Sass - Syntatically Awesome Style Sheets

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

PostCSS - Increase code readability. Add vendor prefixes to CSS rules using values from Can I Use. Autoprefixer will use the data based on current browser popularity and property support to apply prefixes for you.

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

Stylus - EXPRESSIVE, DYNAMIC, ROBUST CSS

Redshift Color Temperature Adjuster - Redshift adjusts the color temperature according to the position of the sun.