Blue Light Filter - Night Mode
OS :
Version :1.5.5
Size :
Updated :Jul 13,2022
Developer :Leap Fitness Group
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You can ask the AI some questions about the app
Here are three topics that users of the app might discuss online, turned into questions for you: 1. Does the app's blue light filtering feature help reduce sleep disruptions and improve overall sleep quality? 2. How easy is it to set up and adjust the app's filters to suit your specific screen reading needs and preferences? 3. Have you noticed any improvements in your eye health or reduced eye strain since using the app's blue light filtering feature regularly?
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Pros and Cons from users' feedback
Based on the user reviews of the "Blue Light Filter" app, here are the conclusions: **Pros:** 1. Effective at reducing blue light emissions, improving sleep quality and eye comfort. 2. Simple and easy to use, with customizable settings for optimal results. 3. Works well on various devices and screen types, including tablets and laptops. **Cons:** 1. Some users experienced app crashes or slow performance on older devices. 2. Limited customization options for color temperature and filter strength. 3. Some users felt the filter was too subtle or didn't notice a significant difference. Please note that these conclusions are based on a general analysis of the user reviews provided on the Google Play Store, and individual experiences may vary.
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Description
Eyes feel tired during night reading on the phone?

Have trouble in sleeping after long time watching phone screen?

That is due to blue light. Blue light from your phone and tablet screen is the visible light spectrum (380-550nm) for circadian regulation. According to the scientific studies, exposure to blue light imposes serious threats to retinal neurons and inhibits the secretion of melatonin, a hormone that influences circadian rhythms. It is proven that reducing blue light can greatly improve sleep.

Blue light filter is used to reduce blue light by adjusting the screen to natural color. Shifting your screen to night mode can relieve your eyes strain, and your eyes will feel at ease during night reading. Also blue light filter will protect your eyes and help you sleep easily.

Features:
● Reduce blue light
● Adjustable filter intensity
● Save power
● Very easy to use
● Built-in screen dimmer
● Eye protector from screen light

Reduce Blue Light
The screen filter can change your screen into natural color, so it can reduce the blue light which will affect your sleep.

Screen Filter Intensity
By sliding the button, you can easily adjust the filter intensity to soften the screen light.

Save Power
Practice shows it can greatly save power because of reducing screen blue light.

Easy to Use
Handy buttons and auto timer will help you turn on and turn off the app in one second. Very useful app for eye care.

Screen Dimmer
You can adjust your screen brightness accordingly. Get better reading experience.

Eye Protector From Screen Light
Screen shift to night mode to protect your eyes and relieve your eyes in no time.

Tips:
● Before installing other app, please turn off or pause this app to enable installation.
● When taking screenshots, please turn off or pause this app in case screenshots use the app effect.

Why the app needs Accessibility permission
- Since Android 12, only with this permission our app can function properly.
- The app uses this permission to filter your screen by adjusting the brightness and color temperature of the screen.
- Therefore, you can correctly use your screen with Blue Light Filter on and protect your eyes, without being blocked by the filter layer.
- Our app will not use this permission for any other purpose or read your screen content.

Relevant Scientific Studies

Effects of blue lights technology
https://en.wikipedia.org/wiki/Effects_of_blue_lights_technology

High Sensitivity of the Human Circadian Melatonin Rhythm to Resetting by Short Wavelength Light
Steven W. Lockley, George C. Brainard, Charles A. Czeisler, 2003

How exposure to blue light affects your brain and body
Nature Neuroscience; Harvard Health Publications; ACS, Sleep Med Rev, American Macular Degeneration Foundation; European Society of Cataract and Refractive Surgeons; JAMA Neurology

AMBER LENSES TO BLOCK BLUE LIGHT AND IMPROVE SLEEP: A RANDOMIZED TRIAL
Chronobiology International, 26(8): 1602–1612, (2009)

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