Night Owl-Bluelight Cut Filter Is an application created in order to preserve your vision. Its essence is pretty simple, you can adjust the screen settings so that would be in a darker time of day, it does not affect your eyes. You can set all the parameters manually or automatically. And then at night this app will change the settings of the screen itself.

Features:

• No need for expensive glasses
• filter protection-of-view
• Reduces the strain on the eyes
• There is no need to darken the screen
• Almost does not consume battery