
f.lux
LightBulb
Red Moon
RedshiftGUI
Dimmer
Iris mini
Iris
The app filters the blue spectrum on your phone or tablet after sunset and protects your eyes with...

Code Effects is the fastest and most intuitive .NET business rules engine trusted by government entities and Fortune 500 corporations all over the world

Which is more popular?
Based on our record, Twilight seems to be more popular. It has been mentioned 4 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | twilight.urbandroid.org | codeeffects.com |
| Pricing | — | |
| Company | — | 2009 |
| Listed in |
In their own words, as submitted to SaaSHub.


No description of Twilight yet.
Code Effects Software is the developer of state-of-the-art business rules engine that combines an incredible performance of rule evaluation with revolutionary web interface, allowing the end-users to author and manage their corporate business rules with no knowledge of programming languages or IT...
What each product offers, as listed by its team.


Possible disadvantages
Possible disadvantages
An editorial look at what each product does well and who it suits.


No analysis of Twilight yet.
Overall verdict
Why this product is good
Recommended for
Walkthroughs and reviews on video.
Twilight doesn't make any sense...
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How often each product is chosen within a category, 0–100% relative to the other.


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


For screens, have you tried blue light blocking glasses and/or software to change the color temperature? I recommend f.lux and Twilight. I'm sure someone else will chime in with a glasses recommendation. Source: about 4 years ago
Https://twilight.urbandroid.org Harmonize your screen with the Sun cycle. Source: about 4 years ago
Twilight allows lowering the screen brightness lower than the built-in brightness slider. Source: about 4 years ago
Tracking Code Effects since Jan 2023.
When comparing Twilight and Code Effects, you can also consider the following products.

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.
Compare f.lux to Twilight or Code Effects:

Background application that adjusts screen gamma, making the colors appear warmer at night...
Compare LightBulb to Twilight or Code Effects:


RedshiftGUI changes the color temperature of your monitor to better match that of your surrounding.
Compare RedshiftGUI to Twilight or Code Effects:

A very small and free utility for Windows to reduce brightness on LCD/TFT screens.
Compare Dimmer to Twilight or Code Effects:

Iris mini is free cross-platform blue light reduction and PWM flicker free brightness software.
Compare Iris mini to Twilight or Code Effects: