Blue Light Filter - LumiGuard

Contains adsIn-app purchases
4.1
714 reviews
100K+
Downloads
Content rating
Everyone
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About this app

LumiGuard: Night Mode for Comfortable Screen Use


Experience a more comfortable screen during nighttime use with LumiGuard: Night Mode. Adjust your display's color temperature and brightness to reduce eye discomfort in low-light environments.


Key Features:

- Customizable Filters
- Choose from pre-made filters or create your own to reduce blue light emission.

- Adjustable Color Temperature
- Modify your screen's warmth for optimal nighttime viewing.

- Automatic Scheduling
- Set the filter to activate automatically based on your preferred schedule.

- Ambient Light Adjustment
- Let the app adjust filter intensity based on surrounding light conditions.

- Per-App Filter Settings
- Customize filter settings for individual apps.

- Even Dimmer (Screen Dimmer)
- Reduce screen brightness below the default minimum for dark environments.

- Caffeine Mode
- Prevent your screen from timing out during extended use.


Benefits:

- Enhanced Comfort
- Reduce eye strain during nighttime reading or browsing.

- Personalized Experience
- Tailor the app to suit your preferences and routines.

- Battery Efficiency
- Lower screen brightness can help conserve battery life.


Why Choose LumiGuard: Night Mode?

- User-Friendly Interface
- Intuitive controls make it easy to adjust settings on the fly.

- Privacy Focused
- Requires minimal permissions and respects your data privacy.


Make nighttime screen use more comfortable with LumiGuard: Night Mode.


Why LumiGuard Uses Accessibility Services API:
This enables the app to cover system views like the status bar, navigation bar, and lock screen. Required for screen filter functionality on Android 12+.
Your privacy is protected; LumiGuard doesn’t access screen content.
Updated on
Nov 2, 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.
This app may share these data types with third parties
Personal info, App info and performance, and Device or other IDs
This app may collect these data types
Personal info, App info and performance, and Device or other IDs
Data is encrypted in transit
Data can’t be deleted

Ratings and reviews

4.1
688 reviews
Ian Thorp
May 15, 2023
Was working perfectly until the most recent Android update, now I can't get it to work at all. Every other filter is too weak compared to this one so I really hope it gets fixed. Update: developer says it's getting fixed soon, putting rating at 5 stars in anticipation Edit 2: the problem I'm having is the filter just doesn't turn on at all when I set it to on. Edit 3: it's fixed! Thanks so much. It's hard for me to fall asleep with other apps because they let too much blue light through
27 people found this review helpful
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Paget96
May 13, 2023
fixes are coming in a day or two 😊 Would you please join Telegram so we can test? This is link to test version: https://t.me/paget96_projects_channel/3966
Tharuka Nisal
February 15, 2025
Subscription for advertisement removal? You gotta be kidding me. I mean i like to support apps & i do buy paid (one time) apps very often & sometimes i do donate to some apps as well, but for a app that has this type of functionality it's ridiculous to have a subscription monthly, weekly or yearly. No thank you i didn't even check apps functionality straight up advertisement + subscription request pushed me off. Lol
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Paget96
February 15, 2025
Thank you for feedback, prices will be reduced next week. Can you please tell me from what country you are downloading our app? 🤗
Jørn Tarald Högström
November 26, 2024
One of the better apps for making the screen more red and darker. It also has some good costumisations. I still whish it could filter blue light away for real, not just boosting the red. At least it has some settings wich can make it less obvious.
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What’s new

v1.6.8
- App rebranding into LumiGuard
- Updated libraries
- Updated translation