Redshift adjusts the color temperature according to the position of the sun. A different color temperature is set during night and daytime.
Redshift vs f.lux opinions
It adjusts colours the way I expected it to. There is a simple and efficient gui applet (redshift-gtk) available, and it supports interesting commandline options
Open source with more features
It doesnt't work sometimes...
It's just not as good as f.lux is.
To start the program, just type "redshift" in a terminal.
It is open source thus it works better and can be trusted more
In most repos. Easy to use auto adjusts to the sun.
LightBulb is an application that reduces eye strain produced by staring at a computer screen when working late hours. As the day goes on, it continuously adjusts gamma, transitioning the display color temperature from cold blue in the afternoon to warm yellow during the night.
LightBulb vs f.lux opinions
user-friendly interface and easily configurable
Superior performance. Detailed explanation by the author here: https://www.reddit.com/r/osugame/comments/5rpq1q/lightbulb_gamingfriendly_flux_alternative/
Has a customizable schedule instead of 50 meme filters no-one will ever use.
Open source, far more options, faster
Simplest, fastest, best user license agreement.
This one is the BEST for Windows as Redshift is the best for Linux
Same features, Much Better performance (Key when playing Games or performing intensive tasks), with additional options for customization, like Hotkeys, and disabling it when using a full-screen application.
Whether you're a morning lark or night owl, SunsetScreen allows you to set the time of the sunset and sunrise, so you can have full control over your sleep cycle.
SunsetScreen vs f.lux opinions
So happy I can set my own times. In the winter the sunsets happened way to earlier in Flux, then I'd turn it off and forget to turn it back on.
Can set also brightness level to change automatically. Can set the time to change to night time yourself.
Much better transitions and less laggy
I can change the settings in this software to activate in 24 hours but I can't active red layer in Flux in 24 hours.
Able to set times, value of filter... More options.
Redshift is Nerdware - Hard to set up
Has keyboard shortcut to turn it off and the computer doesn't lag while the filter is turned on.
RedshiftGUI changes the color temperature of your monitor to better match that of your surrounding. This means that it sets a cooler color temperature during the daytime (due to natural lighting) and sets a warmer temperature at night (due to indoor lighting). Similar to f.Discontinued
The project seems to be no longer developed. Last version, 0.2.4, released in August 2014, can be still downloaded from GitHub.
RedshiftGUI vs f.lux opinions
it is much easier to install and just works right away!
Iris mini is free and minimalistic version of Iris. Small. Minimalistic. Free. Portable. Automatic. Awesome for everyone. Just double click and it will work.
Iris mini vs f.lux opinions
Very minimalistic and lightweight. Doesn't affect games (i.e. microstuttering) the way f.lux does (if you set it to Paused mode).
Adaptive screen brightness and temperature for Windows and Linux.
The project is no longer being worked on and the repository has been archived
Adjust the brightness of all monitors, screens and displays.
Dimmer vs f.lux opinions
Dimmer controls monitor's brightness not color temperature.
Iris is software which makes monitors healthy for the eyes. With iris you can reduce the blue light emitted from your screen for better sleep, reduce the brightness of your screen without PWM and avoid eye pain.
Iris vs f.lux opinions
Iris has all the functionality of f.lux and much more
Intuitive to use and easy to install
To schedule Night Light so it turns on automatically, select Start > Settings > System > Display > Night light > Night light settings.
Enable darker-than-dark dimming for internal and external screens.Discontinued
The last commit to the project is from November, 16 2017 and it gave some users a bunch of deprecation errors when they tried to install and run it.