Fast Timer - visual timer for focusing description

Visual timer for time management. Fast Timer
When you need to focus on a certain time, such as studying or exercising, you can easily check the remaining time, which is a great help in improving your concentration.
The timer can work quickly with one or two touches.

Main features
-Provides 1, 2, 5, 10, 20, 30, 90, 120 minutes presetting.
-You can change the time allotted to the presetting button.
-You can quickly start the timer at your desired time by pressing the modified presetting button.
-You can change the alarm sound or music.
-You can pause while using the timer, and you can activate the total time by combining the target time and the paused time.
-You can inquire a total of 100 recent usages.
-You can change the color of the pie graph.
-Very simple interface

more details
https://boxwitch.tistory.com/51