Eyes feel tired during night reading on the phone? 

Have trouble in sleeping after long time watching phone screen?

Blue light filter is used to reduce blue light by adjusting the screen to natural color. Shifting your screen to night mode can relieve your eyes strain, and your eyes will feel at ease during night reading. Also blue light filter will protect your eyes and help you sleep easily.

In experimental scientific studies it has been shown an average person reading on a tablet or smart phone for a couple of hours before bed time may find their sleep delayed by about an hour.

The Blue light filter app makes your device screen adapt to the time of the day. It filters the flux of blue light emitted by your phone or tablet after sunset and protects your eyes with a soft and pleasant red filter. The filter intensity is smoothly adjusted to the sun cycle based on your local sunset and sunrise times.

☆ Features


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


▽ Screen 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.
This natural color filter makes your smartphone screen shift to the screen for night.

▽ Easy Operation
It is easy to turn on or off with just one tap. 
You can adjust the opacity of the filter.
You can choose from 4 different filter colors. 

▽ Turn On or Off Quickly and Easily
You can choose to show or hide a filter icon in the status bar, making it easy to adjust the settings any time

▽ Startup Automatically

▽ Simple App

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