Blue Light Filter for PC Windows 7 Free Download
If you spend a lot of time using your PC, especially at night, you may be exposing your eyes to harmful blue light. Blue light is a part of the visible light spectrum that has the shortest wavelength and the highest energy. It can cause eye strain, dry eyes, headaches, insomnia, and even damage your retina over time. It can also disrupt your natural sleep cycle by suppressing the production of melatonin, the hormone that regulates your circadian rhythm.
Fortunately, there is a solution to this problem: blue light filter software. Blue light filter software is a type of program that adjusts the color temperature and brightness of your screen to reduce the amount of blue light that reaches your eyes. This can help you protect your eyes from damage, prevent eye fatigue, and improve your sleep quality. Blue light filter software can also make your screen more comfortable and pleasant to look at.
blue light filter for pc windows 7 free download
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In this article, we will introduce you to some of the best blue light filter apps for Windows 7 that you can download for free. We will also show you how to install and use them on your PC. Let's get started!
Eye Saver
Eye Saver is a free software that protects your eyes while you are working on your computer. It has three main functions: blue light filter, flicker elimination, and break reminder.
Blue light filter: Eye Saver filters out the harmful blue light emitted by your display and makes colors warm and easy on the eyes.
Flicker elimination: Eye Saver eliminates the invisible flickering of your display backlight, which is a cause of eye strain and headaches.
Break reminder: Eye Saver reminds you to take breaks and provides advice on maintaining good health in front of the computer.
How to download and use Eye Saver:
Go to and click on Download.
Run the setup file and follow the instructions to install Eye Saver on your PC.
Launch Eye Saver from the Start menu or the system tray icon.
Select your preferred mode from Automatic, Manual, or Custom.
Adjust the settings according to your needs. You can change the color temperature, brightness, flicker rate, break frequency, etc.
Enjoy using your PC with less eye strain and better sleep!
F.lux
F.lux is a free software that provides more exact blue-light filtering settings and a rolling schedule for day and night time intensities. F.lux adapts the color temperature of your screen according to the time of day, your location, and your lighting conditions. It can also sync with your smart devices such as Philips Hue lights or smart thermostats.
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dimmer - simple screen brightness and color adjustment tool with a tray menu - no installation required - works with multiple monitors - supports all versions of Windows including Windows XP, Vista, Windows 7, Windows Server, etc. - completely portable and lightweight - only one executable file - no dependencies - no registry usage - no installation required - just run it and enjoy! - freeware, open source, and GPL licensed. Download dimmer.exe (version:1.0, size:12 KB) here: [5](https://www.nelsonpires.com/software/dimmer/)
how to use f.lux to make your computer screen look like the room you're in, all the time, for windows 7 free
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F.lux can help you reduce eye strain, improve your mood, enhance your productivity, and sleep better at night.
F.lux has various presets that you can choose from depending on your activity, such as Working, Reading, Movie, Darkroom, etc.
F.lux also has a feature called Bedtime Mode, which gradually dims your screen before you go to sleep.
How to download and use F.lux:
Go to and click on Download.
Run the setup file and follow the instructions to install F.lux on your PC.
Launch F.lux from the Start menu or the system tray icon.
Enter your location and your preferred wake-up time.
Select your desired preset or customize your own settings.
Enjoy using your PC with a natural and comfortable light!
SunsetScreen
SunsetScreen is a free software that allows you to adjust the color temperature and brightness of your screen according to your own schedule. Unlike F.lux, which relies on the sunrise and sunset times of your location, SunsetScreen lets you set your own times for when you want the screen to change. This can be useful if you have an irregular sleep pattern or work in different time zones.
SunsetScreen can help you avoid the blue light that keeps you awake at night and the bright light that hurts your eyes in the morning.
SunsetScreen has a simple and intuitive interface that lets you easily adjust the settings to suit your preferences.
SunsetScreen also has a feature called Night Mode, which reduces the contrast and saturation of your screen to make it more relaxing for your eyes.
How to download and use SunsetScreen:
Go to and click on Download.
Run the setup file and follow the instructions to install SunsetScreen on your PC.
Launch SunsetScreen from the Start menu or the system tray icon.
Select your desired color temperature and brightness for day and night.
Set your own times for when you want the screen to change or use the default ones based on your location.
Enjoy using your PC with a customized and soothing light!
CareUEyes Lite
CareUEyes Lite is a free software that provides blue light filter, brightness control, and break reminder functions. It is designed to help you reduce eye strain, prevent eye damage, and improve your health while using your computer.
Blue light filter: CareUEyes Lite filters out the blue light that causes eye fatigue and insomnia. It has eight pre-defined modes that you can choose from depending on your activity, such as Game, Night, Read, Office, etc.
Brightness control: CareUEyes Lite allows you to adjust the brightness of your screen independently from your system settings. It can also automatically adapt the brightness according to the ambient light level.
Break reminder: CareUEyes Lite reminds you to take regular breaks from your computer and shows you some simple exercises that you can do to relax your eyes and body.
How to download and use CareUEyes Lite:
Go to and click on Download.
Run the setup file and follow the instructions to install CareUEyes Lite on your PC.
Launch CareUEyes Lite from the Start menu or the system tray icon.
Select your preferred mode from the drop-down menu or create your own custom mode.
Adjust the brightness slider according to your comfort level or enable the auto mode.
Set the break interval and duration or disable the break reminder if you don't need it.
Enjoy using your PC with less eye strain and more health!
Iris mini
Iris mini is a free software that offers a simple and minimalist way to control the blue light of your screen. It has only one button that lets you switch between three modes: Automatic, Manual, and Paused.
Automatic mode: Iris mini automatically adjusts the color temperature of your screen based on the time of day. It uses a smooth transition effect that mimics the natural sunlight cycle.
Manual mode: Iris mini lets you manually set the color temperature of your screen from 0K (red) to 6500K (white). You can use the mouse wheel or keyboard shortcuts to change it quickly and easily.
Paused mode: Iris mini temporarily disables any changes to your Yes, you can use blue light filter software on other devices besides your PC, such as your smartphone, tablet, laptop, or TV. However, you may need to download different versions of the software depending on the operating system and the device model. For example, F.lux has versions for Windows, Mac, Linux, iOS, and Android. You can check the official websites of the blue light filter software to see if they support your device and how to download them.
Are there any side effects or risks of using blue light filter software?
Generally speaking, using blue light filter software is safe and beneficial for your eyes and sleep. However, there may be some minor side effects or risks that you should be aware of. For example:
Some people may experience headaches, nausea, or dizziness when using blue light filter software for the first time or when changing the settings too drastically. This is because their eyes need some time to adjust to the new color temperature and brightness. To avoid this, you should start with a low level of filtering and gradually increase it as you get used to it.
Some people may find it harder to see the details or colors of their screen when using blue light filter software, especially in dark environments. This is because the blue light filter software reduces the contrast and saturation of the screen. To avoid this, you should adjust the settings according to your needs and preferences, and use a good quality monitor that has a high resolution and a wide color gamut.
Some people may have trouble falling asleep or staying asleep even after using blue light filter software. This is because there may be other factors that affect their sleep quality, such as stress, noise, temperature, caffeine, etc. To avoid this, you should follow good sleep hygiene practices, such as having a regular sleep schedule, avoiding stimulants and alcohol before bed, creating a comfortable and dark bedroom environment, etc.
If you have any concerns or questions about using blue light filter software, you should consult your doctor or eye care professional before using it.
Where can I find more information and reviews about blue light filter software?
If you want to learn more about blue light filter software and how it works, you can visit some of the following websites:
: This website provides an overview of what blue light is, how it affects your eyes and sleep, and how to protect yourself from it.
: This website explains how blue light impacts your circadian rhythm and sleep quality, and how to use blue light filter software to improve your sleep.
: This website offers some tips and advice on how to reduce eye strain and fatigue caused by blue light exposure.
If you want to read some reviews and comparisons of different blue light filter software, you can visit some of the following websites:
: This website ranks and reviews some of the best blue light filter software for Windows 10.
: This website lists and reviews some of the best blue light filter apps for Android and iOS devices.
: This website compares and reviews some of the best blue light filter software for Windows 7.
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