WeekCal - Change Notification Sound June 26, 2023 18:31 Updated WeekCal uses iOS default notification sound. To change sound go to:Device settings > Sounds > Calendar Alerts. Related articles WeekCal - Troubleshooting Alerts WeekCal - Premium Features WeekCal - Time Zone Settings WeekCal - Passcode lock with Face ID / Touch ID WeekCal - Editing the Tools Menu