screen filter with colors

some suggesting that screen filter can avoid eye strain and protect eyes.
we developed application that let you choose which color filter your screen.
we have blue color, green color, red color, white color and more.
turn on or off with only one click.
we adjusted the right filter to avoid large color damage to photos and apps colors.
application can help with battery life. it can reduce the light that come from the screen.

features:

- easy to use.
- full free use.
- notification displayed when filter is on.
- many colors.
- light weight application.