This app draws a translucent mask over screen
it can :
* Block blue light for your health.
* Dim screen at night feel comfortable.

Similar to iOS Night Shift.


Blue light is bad for health learn more:
www.bluelightexposed.com
https://en.wikipedia.org/wiki/High-energy_visible_light
www.health.harvard.edu/staying-healthy/blue-light-has-a-dark-side

Terms of Use:
http://diaohs.com/legal/terms