sFilter - Blue Light Filter APK

Please blocking Blue Light and protect your precious eyes!

Status bar, Widget, Schedule and all convenient functions are free.

Blue Light Filter function.
12-color blue light filter are free.
When adjusting the screen dimmer automatically apply blue light filter.

Blue light filter is faster speed because I only put essential function.
Low memory consumption and battery consumption.

■ Key Function
- Blocking the blue light that reduces eye fatigue
- Blue Light Filter adjustment function
- 12 kinds of colors to choose from an optimized filter
- quickly change the filter settings in the status bar
- With the widget, while the game features a simple filter function to On, Off available.
- Widget icon resizing and Opacity adjustment
- Move freely moveable widgets functionality
- The filter can be executed at a specified time using the scheduling function
- Screen filter adjustment limit function.
- Blue light filter function automatically applied when adjusting screen brightness.
- All Process Exit function - Filter Off and Memory Clear
- All functions available to choose whether or not to use
- Shortcut creation function
- Filter opacity adjust unit setting Function

■ Features
- it will not use the extra memory and batteries.
- Low memory consumption is Blue Light Screen Filter
- Low battery consumption because essential function only put
- By adjusting the screen dimmer reduces battery consumption.

■ blue light filter
- blue light blocked causing sleep disorders and blurred vision
- I used the natural color of the filter that reduces eye fatigue.
- You can select a filter of 12 colors and adjust the dimmer of the screen.