I love this app ! Safe your eyes !
Avoid Eye Strain
Blue light from your smartphone or tablet causes your eyestrain and your troubles fall asleep.
This app adjusts your screen color to reduce the blue light and reduce your eye strain and troubles to sleep.
* When you install the app from the third party app store such as Amazon App Store, you can no longer press the Install button on the specification of Android when blue light filter is enabled. Then, tap this app in the notification area to disable the filter.
* When you take the screen capture (screenshot), the filter also enters the screen capture. When you take a screen shot, turn off the blue light filter.
* If you launch the other apps which adjust the screen, the screen turn too dark for you to operate the smartphone or tablet. Please uninstall the other screen apps and use this bluelight filter app.