Bluelight Filter for Eye Care

Contains adsIn-app purchases
4.0
347K reviews
10M+
Downloads
Content rating
PEGI 3
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About this app

Automatically adjust screen color according to external light to protect eyes

Don't be robbed of a good night's sleep!

Blue light from your smartphone or tablet causes strain on your eyes and prevents you from falling asleep easily at night.
This app adjusts your screen color to reduce the blue light and helps your eyes to relax, making it easier for you to fall asleep.


Free Screen Filter App to Protect Your Eyes
You can reduce the strain on your eyes easily.
It is simple but effective!
All you have to do is launch this app.

Screen Filter with Natural Color
This app's filter has a natural color so you can read news, emails, and websites clearly.
This app doesn't dim the screen but adjusts the screen color to reduce blue light which causes strain on your eyes.
This natural color filter makes your smartphone screen shift to the screen for night.

Auto mode
Automatically adjust screen color according to external light to protect eyes.

Schedule mode
Turn on/off the screen filter according to the scheduled time.

Screenshots without screen filter
Remove screen filters from the screenshots with the image processing AI technology.

Easy Operation
It is easy to turn on or off with just one tap.
You can adjust the opacity of the filter.
You can choose from 7 different filter colors.

Turn on or off Quickly and Easily
You can choose to show or hide a filter icon in the status bar, making it easy to adjust the settings any time

Startup Automatically
You can choose to launch this filter on startup.

Simple App
This app doesn`t drain your battery except when setting up the filter, since it only adjusts the color temperature. Moreover, memory usage is also low.

Reliable App
This app's developer has been registered as an official developer by an independent organization in Japan.

* This app must have the accessibility permission to apply screen filters.
This app adjusts the brightness and color of the screen to prevent eye fatigue. It is designed to help people with eye conditions.
The app will not use this permission for any other reason than mentioned above.

* If other screen adjustment apps are already running on your smartphone or tablet, it may affect the screen color making it too dark for your eyes.
Updated on
23 May 2024

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region and age The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
No data collected
Learn more about how developers declare collection
Data is encrypted in transit

Ratings and reviews

4.0
322K reviews
A Google user
30 April 2019
Prior to v3 was not bad, however the main settings interface was messy and unintuitive. V3 has managed to clean everything up and simplify the user experience; from full customisation of the perma notification bar (from minimal to many options), v3 also comes with more functions. It would be nice to have an emergency disable option relying on button combinations if the filter is too dark and the ambient light, too strong, preventing screen use. In short, great update with v3 - now purchased
9 people found this review helpful
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Mari L
17 May 2024
I've used this app for years. Recently, though, only on my phone it has become a nuisance. It turns itself on/off constantly. Yes, definitely, a first world problem😂, but I have really fun health issues they all tend to cause migraines and make me sensitive to light. There's been enough time to fix the issue before moving on. I also didn't want to abandon ship because I paid for it years ago. But it's time I can't take it anymore! Why can't you guys help!
6 people found this review helpful
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韓媛
2 May 2024
I liked it before update. Didn't know after which update, screenshot became select if entire app's shot or just screen shot. I didn't need entire app's shot, and the select make check accessibility dialog too long. Hope I can choose in Bluelight Filter app, and make accessible dialog back short. Thank you.
3 people found this review helpful
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What's new

Supports Android 14
Bug fix