A free app for Android, by Night..

Blue Light Filter is the best solution for those who are tired of looking at their phones or tablets all night long. The best part about this app is that it not only helps you to reduce the blue light but it will also help you to reduce your eye strain and will make your eyes feel refreshed in the morning. The app has a built-in night mode that will dim your phone’s screen and will also help you to reduce your eye fatigue. It’s an excellent app for people who need to look at their phones or tablets for a long period of time.