This is a beautiful and easy-to-use calendar that uses basic calendar functions.

- Concise schedule management (add, delete, modify) - Press the date to immediately enter the input management screen
- You can set the background color (transparent background possible), font size, and font of the home screen widget.
- The background color and font size of the calendar screen can be set.
- When managing schedules, you can select and input various colors.
- The screen is configured so that today's schedule and important schedules can be viewed separately at the bottom of the calendar screen.
- Ability to enter recurring schedules (including lunar repetitions)
- Important schedules (bold), completion schedule (middle row), and memo input schedule (icon display) can be checked directly on the calendar screen.
- “Schedule” screen where you can collect and search schedules
- Google calendar synchronization possible
* When changing phones, the status (important, completed) and color of events saved in the "Just Calendar" app on the old phone can also be restored in the "Just Calendar" app on the new phone.