Lumen is described as '- magic auto brightness based on screen contents. You control Lumen simply by using your brightness keys - it'll automatically learn your preferences' and is a Screen Dimmer. There are more than 25 alternatives to Lumen for a variety of platforms, including Windows, Linux, Mac, Wayland and Android apps. The best Lumen alternative is f.lux, which is free. Other great apps like Lumen are Redshift, LightBulb, RedshiftGUI and PangoBright.
Trouble Sleeping? Device screen too bright even on the lowest brightness setting? Want to give your phone a warm look instead of that eye straining blue gaze you see at night? EasyEyes is the solution. By changing your device's color temperature, EasyEyes reduces eye strain...
Do you use your mobile phone after sunset? Do you use your phone within three hours of your bed time? If yes, then your device might be taking your sleep away. Bluelight from your mobile screens sends a signal to brain to wake up, and makes it difficult for us to sleep at night.
This advanced Windows app allows you to alter the screen shading according to the time of day, which is great if you work outside the normal hours, or if you need a lift in the afternoon. You can set the colour tints and your awake and sleep times.
Night Screen is created for those people who spend a lot of time at night working.
Limit your exposure to energy-efficient lighting before bed. In addition to the LED screens in your electronics, energy-efficient lighting emits a lot of blue light.
Setting the color temp of the screen really only requires about 40 lines of C (80 or so all inclusive). sct is a crude utility which does roughly that. I’d say exactly that, but some of the calculations aren’t actually exact.
Nocturne is simple app for switching a computer to night vision mode. It has a few tricks up its sleeve: color correction, window shadow toggling, and background removal.
iBrightness Tray is a little bit of a swiss army knife display tool as adjusting the brightness of your screen is just one of three main functions it has. The other two are turning on your screensaver at the click of a button and also the ability to turn off the display...
Shady puts a shade over your screen to help soothe your tired or dazzled eyes. You can use it to reduce your Mac's brightness far below the usual minimum, without any risk of damage to your screen.
A Python program that calculates ambient brightness and sets screen's correct backlight using a camera.
Synchronize your external monitor brightness with built-in display. Application reads current brightness of your built-in display and passes it to external monitors via DDC interface. You can adjust brightness by menu in system status bar.
SunshinePal is your daily sunlight companion designed to help you track your exposure, set healthy goals, and reconnect with nature for better sleep and mood.
SunshinePal is the most popular iPhone alternative to Lumen.
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