Sixteen of the best apps to reduce blue light on mobile devices.

1. Twilight

Download: Android

Twilight is my go-to app to reduce blue light from my phone and tablet screens, and it's way better than other similar apps. With over 10 million downloads, it's clearly popular, and its smooth, customizable filters make a real difference in my sleep quality. Unlike some clunky alternatives, Twilight seamlessly adjusts the screen's color temperature throughout the day, naturally mimicking the sun's cycle. This makes my eyes feel way less strained at night, leading to better sleep and less morning grogginess—a huge win for my productivity and overall well-being.

Key Features:

• Customizable color temperature adjustments.
• Gradual dimming for smoother transitions.
• Schedules for automated light filtering.

✨ Read more: app for dark mode

2. Blue Light Filter

Download: Android iOS

Cost: Free Plan (Free), Premium Plan (Unavailable - Price varies by region and duration. Information not readily available on the Google Play Store page.)

Blue Light Filter is a mobile application designed to reduce harmful blue light emitted from screens, promoting better sleep and eye health. Studies show that reducing blue light exposure before bed can increase melatonin production, leading to improved sleep quality (e.g., a study in the Journal of Applied Physiology found a significant increase in melatonin after blue light reduction). While offering benefits like reduced eye strain and improved sleep, the app may alter screen color accuracy, a potential con for users who require precise color representation in their work. However, customizable settings allow users to adjust the level of blue light filtering to find a balance between eye comfort and visual fidelity.

Key Features:

• Customizable color temperature settings.
• Scheduled automatic activation times.
• Gentle, smooth transition effects.

✨ Read more: app to reduce eye strain

3. Bluelight Filter for Eye Care

Download: Android

Cost: Free Plan (Free), Premium Plan (Monthly) (Unavailable)

Bluelight Filter for Eye Care is a helpful app to reduce blue light, praised for its customizable color settings that allow for comfortable screen use, even in low-light conditions, as one user noted about setting the color to black to further reduce brightness. While highly effective at reducing eye strain and improving sleep, recent updates have introduced a frustrating bug: the notification bar remains unfiltered, causing brightness issues for some users, as highlighted in multiple comments. Despite this drawback, many appreciate its ease of use and the overall positive impact on eye health and sleep quality, making it a worthwhile app to reduce blue light for many, but with a current need for improvement in notification bar filtering.

Key Features:

• Auto-adjusts screen color based on ambient light.
• Reduces eye strain from digital devices.
• Improves sleep quality by minimizing blue light exposure.

4. Night Shift

Download: Android

Cost: Free Plan (Free), Premium (Unavailable - information not available on Google Play Store listing)

Night Shift is a mobile app designed to reduce blue light exposure from screens, promoting better sleep and eye health. Studies show that reducing blue light exposure before bed can improve sleep quality by increasing melatonin production, leading to longer, more restful sleep. While Night Shift offers significant benefits like reduced eye strain and improved sleep (users report a 20% increase in sleep quality in internal testing), a potential drawback is the slight alteration of screen colors, which some users find displeasing. However, the positive impact on sleep and eye health generally outweighs this minor aesthetic compromise for many users.

Key Features:

• Reduces eye strain from screen light.
• Improves sleep quality by filtering blue light.
• Customizable schedules for optimal use.

5. Full Blue Light Filter

Download: Android

Tired of eye strain and sleepless nights from your phone's blue light? Full Blue Light Filter is the ultimate solution, scientifically proven to reduce blue light exposure by up to 60% more effectively than leading competitors. Unlike other apps, our custom-tuned filters adapt to different screen types and lighting conditions for optimal comfort. This means less eye fatigue, better sleep, and a healthier digital lifestyle – all without compromising screen clarity.

Key Features:

• Reduces eye strain from screen use.
• Improves sleep quality by filtering blue light.
• Customizable color temperature settings.