According to research blue light from your phone and tablet screen can harm your retinal neurons. Blue light also reduces the secretion of melatonin (a hormone that influences circadian rhythms) making it harder for you to fall asleep after looking at your phone for an extended period at night.

Night Screen can reduce blue light by adjusting the screen to display natural colors thereby caring your eyes and helping you sleep better. With this blue light filter your eyes will be protected and you will find it much easier to fall asleep.