Mushroom Notificator

Specifications :
- Super quickly launch app
- Five preset times : 15 min., 30 min., 1 hour, 4 hours, 8 hours
- Adjust the remaining time by swiping the timeline gauge.
- Notify in advance : ±0 sec., -5 sec., -10 sec., -15 sec.
- Set a gap time between intervals : 0 sec. 〜 60 sec.
- Hasten at startup time : 0 sec. 〜 60 sec.
- When the app is not running, the time will be announced by local notification service.