☆ Features

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

▽ Blue Light 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.

▽ Easy Operation
It's easy to turn on or off with just one tap.
You can adjust the opacity of the filter.
Choose between 5 different filter colors.

▽ Alarm 
Wake up Blue Light Filter automatically with alarm. You can easily filter blue color anytime.

▽ Blue Light Filter in your Smartphone or Tablet
This app works on most smartphones such as Samsung Galaxy, HTC ONE Xperia and so on. It also works on tablets such as Nexus 7, Nexus 10, ASUS MeMO Pad, Acer ICONIA and more!