<ul data-eligibleForWebStory="true"><li>Apple introduces AlarmKit in iOS 26, revolutionizing time-sensitive notifications in applications.</li><li>AlarmKit ensures critical time-based events reach users regardless of silent mode or focus settings.</li><li>It supports schedule-based alarms for specific dates/times and countdown-based alarms for intervals.</li><li>User consent is required through explicit authorization states: notDetermined, authorized, and denied.</li><li>Core architecture includes countdown duration, flexible scheduling, and presentation customization.</li><li>Live Activities integration offers responsive interfaces on Lock Screen and in StandBy mode.</li><li>Custom metadata system allows passing contextual information between scheduling and Live Activity presentation.</li><li>Advanced customization features include custom actions with App Intents and audio/system fallbacks.</li><li>AlarmKit is suitable for guaranteed delivery scenarios like cooking timers, medication reminders, and wake-up alarms.</li><li>User experience design focuses on clarity, usability, and hierarchy in alarm presentations.</li></ul>

WWDC 2025 - Wake up to the AlarmKit API - iOS 26

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