
LightBulb
Red Moon
Dimmer
CareUEyes
SunsetScreen
Iris mini
myPoint Shade
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.

Sentry.io
Rollbar
Production debugging for AI coding agents

Which is more popular?
Based on our record, f.lux seems to be more popular. It has been mentioned 351 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | justgetflux.com | debugbundle.com |
| Pricing | — | |
| Company | Startup from the United States | — |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of f.lux yet.
DebugBundle captures production errors and packages the available evidence into agent-ready debug bundles. Each structured, versioned JSON artifact brings together the failure and captured request, log, runtime, and release context, so developers and coding agents can inspect what happened...
What each product offers, as listed by its team.


Possible disadvantages
No features have been listed yet.
An editorial look at what each product does well and who it suits.


Overall verdict
Why this product is good
Recommended for
f.lux is recommended for individuals who work late into the night on computers, people sensitive to blue light exposure, and anyone looking to improve their sleep patterns by minimizing screen glare after sunset.
No analysis of DebugBundle yet.
Walkthroughs and reviews on video.
F.lux Review - Should You Really Use It? [MY EXPERIENCE]
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How often each product is chosen within a category, 0–100% relative to the other.


Share your experience with using f.lux and DebugBundle. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


I've had some light-sensitivity issues for as long as a remember. So I always get glasses with transitions. On computer though I've always been using flux [0] since it came out. I know that now a lot of OSes are supporting some kind of... - Source: Hacker News / 22 days ago
Nor f.lux, the warm light software that got Sherlocked by every major OS. https://justgetflux.com/. - Source: Hacker News / 4 months ago
Somewhat related: I really like f.lux's "Darkroom" feature. Although I no longer use the app to reduce blue light after the advent of macOS's Night Shift, Darkroom mode tints the screen completely red (like a red version of Color... - Source: Hacker News / about 1 year ago
Tracking DebugBundle since Sep 2026.
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Rollbar collects errors that happen in your application, notifies you, and analyzes them so you can debug and fix them. Ruby, Python, PHP, Node.js, JavaScript, and Flash libraries available.
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A very small and free utility for Windows to reduce brightness on LCD/TFT screens.
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CareUEyes is an eye protection software for windows that comes with blue light filter, screen dimmer, and break reminder
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