DietTracker (Circado)
iOS health tracking — fasting, sleep, workouts
2024 production
▶ SUMMARY
A comprehensive iOS health app combining intermittent fasting, weight, sleep quality, and workout tracking. Offline-first hybrid storage, bidirectional HealthKit sync, real-time BLE heart rate, 5-language localization.
▶ HIGHLIGHTS
- → 222 Swift files, Clean Architecture
- → Sleep quality scoring algorithm with 13 unit tests
- → 5-language localization (841 keys)
- → StoreKit 2 subscriptions, WidgetKit extensions
- → 40+ research docs backing feature decisions
▶ STACK
SwiftSwiftUISwiftDataHealthKitFirebase