RORK LABJP
MAX — Rork Max generates native Swift apps across iPhone, iPad, Watch, TV, Vision Pro, and iMessageNATIVE — It reaches AR/LiDAR scanning, Metal 3D games, widgets, Live Activities, and on-device Core MLFUNDING — Rork raised $2.8M from a16z, with 743K monthly visits and 85% growthPRICING — It's free to start, with paid plans beginning at $25 per monthFLOW — Describe your idea in plain English to get working code, a shareable test link, and iOS/Android buildsCOMPARE — The original Rork builds cross-platform apps on Expo/React Native; choose the right tool per goalMAX — Rork Max generates native Swift apps across iPhone, iPad, Watch, TV, Vision Pro, and iMessageNATIVE — It reaches AR/LiDAR scanning, Metal 3D games, widgets, Live Activities, and on-device Core MLFUNDING — Rork raised $2.8M from a16z, with 743K monthly visits and 85% growthPRICING — It's free to start, with paid plans beginning at $25 per monthFLOW — Describe your idea in plain English to get working code, a shareable test link, and iOS/Android buildsCOMPARE — The original Rork builds cross-platform apps on Expo/React Native; choose the right tool per goal
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App Dev/2026-06-27Advanced

When a User Rewinds the Clock, Today's Card Shouldn't Break — Day Boundaries and Streak Integrity in a Daily-Content App

Daily 'card of the day' content breaks under timezone travel and manual clock changes, showing duplicates, gaps, or lost streaks. Here is a deterministic day-key and monotonic-clock design, in real Rork (Expo) code, that keeps it solid.