블루라이트 명작필터

This application is very easy to block blue light. All citizens have right now, try using blue light to be used.

** The main user is a developer, so the battery is optimized. **

- Extremely lightweight app (basic enhancements)

- Good blue light when playing in the office secretly.

- Blue light to reduce eye fatigue.

- Blue light to protect your eyes.

- More effective blue light at dawn.

- Power button 4 Continuous click to end filter (not active when phone is on)

Do not panic when the screen becomes too dark, and quit the filter by clicking the power button four times in a row.

*** Support latest OS. ***