Must-Ring: Calendar Alarm

Turn appointments and calendar events into alarms that ring through Silent and Focus. Choose an event from Apple Calendar, or set an alarm for any future date and time. CALENDAR EVENTS THAT RING • Browse upcoming events from Apple Calendar • Choose an event and create a separate system alarm • Add an optional early heads-up before the event • Calendar details are copied when you create the alarm; later calendar edits do not update it automatically ALARMS FOR ANY FUTURE DATE • Set a one-time alarm for an appointment, meeting, task, or deadline • Choose the date and time you need • Stop the alarm or snooze for 5 minutes • Search and review your active and past alarms FREE TO START • Keep up to two active alarms • Create manual or calendar-based one-time alarms • Add a 5-minute or 10-minute early heads-up • View local alarm activity insights MUST-RING PRO — ONE-TIME PURCHASE • Keep unlimited active alarms • Repeat daily, on weekdays, or weekly on a selected weekday • Choose custom early heads-up timing • Snooze for 10, 15, 30 minutes, or a custom duration • Explore private calendar insights for your recent schedule One-time purchase. No subscription. PRIVATE BY DESIGN Alarm titles, notes, calendar names, event details, and scheduled times stay on your device. Calendar access is used to create alarms and calculate insights locally. Anonymous product analytics may be used to improve the app, but it does not include your calendar or alarm content. No account is required. Requires iOS 26 or later. Must-Ring uses Apple’s AlarmKit. Alarm behavior depends on Alarm permission, successful scheduling, and device settings. Must-Ring is not intended for medical, emergency, or safety-critical alerting.