React Native training app with Apple Watch rings + offline workouts
PulseRoute’s first app drained battery on background GPS, Watch complications desynced from phone, and gym Wi‑Fi drops left users staring at spinners mid-set.
RN New Architecture, native HealthKit / Health Connect bridges, SQLite + WatermelonDB for offline plans, background geofencing throttled to 30s batches, and Sentry breadcrumbs on every sync conflict.
- Bi-directional ring progress Watch ↔ phone
- Conflict-free workout logs with retry queues
- Phased rollout: TestFlight → staged Play %
- Crash-free sessions target 99.6%
- Push + local notifications for streak nudges
- App Store privacy nutrition labels auto-generated