I can easily see the calendar type calendar ^^

*main function
- South Korea calendar of holidays and anniversaries
- Simple calendar, to-do and classification, coloring
- it can be entered directly in the calendar widget, and the widget
- app password to access security
- Backup and Restore feature

* Restrictions app guides
We will guide you permission to use methodical calendar app. (From Andorid OS 6.0 or later can be non-permitted through the Settings app and the permissions.)

 - storage (option one) and save it as a file in a mobile device for backup and restore management. Since the selective use authorization application is not a problem.