Blue Light Filter is a free, easy-to-use app that helps users reduce the amount of blue light that reaches the eyes. It does this by simply adding a translucent overlay to the screen. This reduces the amount of blue light that reaches the eyes and helps users achieve comfortable sleep.

Blue Light Filter is an app with a simple design and functions that are easy to understand and use. It has a setting for the color and intensity of the filter. It can be turned ON and OFF for each app. It can also be turned ON and OFF automatically every day at the set time.