◎ Simple Diary
  '' Create, edit, delete contents
  ≫ View by month


◎ Password authentication
  ≫ Secure password function
  ≫ Password verification every time the app is launched


◎ Everyday alarm
  '' Scheduled alarm time
  ≫ Remind you at a set time every day


◎ Backup and recovery
  ≫ Back up my diary and settings
  '' Restore the original file as a backup file even if the phone is changed