Blue Light Filter - Night Mode

Help you sleep easily and protect your eyes by reducing blue light🌛

Blue Light Filter - Night Mode

App stats

Version: 1.5.8 (Last updated: 2024-04-26)
Creation date: 2016-07-15
Permissions
Photos/Media/Files: read the contents of your USB storage, modify or delete the contents of your USB storage
Storage: read the contents of your USB storage, modify or delete the contents of your USB storage
Camera: take pictures and videos
Other:
  • test hardware
  • view network connections
  • control flashlight
  • full network access
  • run at startup
  • draw over other apps
  • control vibration
  • prevent device from sleeping

Other platforms

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Not available on Edge
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App summary

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)

Anti Glare Screen Filter
Still looking for anti glare screen filter? This is an useful anti glare screen filter you need to try. Care your eyes with our anti glare screen filter.

User reviews

These summaries are automatically generated weekly using AI based on recent user reviews. Google Play Store does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.
Pros
  • Helps reduce eye strain and discomfort from blue light
  • User-friendly interface with adjustable settings
  • Free to use with unobtrusive ads
  • Provides different color temperatures and intensity settings
  • Quick access from notifications
Cons
  • Requires frequent permissions to be granted
  • Filter does not affect the lock screen or notification bar
  • Incompatibility issues with newer Android builds
  • Randomly turns off or malfunctioning reported
  • Ads can be bothersome to some users
Most mentioned
  • Issues with frequent permission requests
  • Filter not functioning properly on certain devices
  • Positive impact on sleep and eye comfort
  • Presence of ads before accessing the app
  • Need for improved settings like dark mode for the app interface
User reviews
I've used this app for a long time, but over the past week or so, it's been issue on top of issue. Every single time I try to use it, it now requires me to enable permissions again - sometimes it will even do this in the middle of already using the app even though the filter was on a second ago. On top of that, it's started playing ads before I can even get to the homescreen of the app. Very frustrated to have this issue and unsure of what to do.
by khanadee, 2024-10-23

It's ok. Not really a fan of how the blue light filter operates. Even on 0 dimness setting the filter overlay seems to washout the screen. I like a higher filter setting like can be achieved on a Samsung Galaxy, I recently switched to a Motorola phone and their native BLF even at max barely filters any blue light. So I tried this, gonna try some others to see if they function more similarly to the filter I had on my Samsung.
by Tyr Odinson, 2024-09-01

Update: Unfortunately, the app is forcing me to grant permission every time I go to use it. It's now a useless app I have to uninstall. Hopefully they'll fix it. I'll check back. Pretty much perfect. I've used a lot of different blue light apps. This one's the most intuitive by far. This small cost is worth the price of admission.
by august ritter, 2024-08-31
View all user reviews

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