App Name: Runpacer - ReadySubtitle: Your Wrist-Born 180BPM Running Coach

For Apple Watch Series 4 & Later (watchOS 10+ Required)

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Key Features⌚ Watch-Exclusive Cadence Engine

• Real-time 180BPM audio coaching through AirPods/Bluetooth

• Auto-sync with Apple Health

• Crown-adjustable target cadence (160-200BPM)

⚡ Standalone App Operation

• Zero iPhone dependency mid-run

• Background audio persists across workout apps

• 30% lower battery drain than apps

Injury Prevention Intelligence🩺 Harmonic Step Analyzer:

• Detects asymmetric stride patterns

• Alerts on 85%+ impact force (via Watch accelerometer)

• Syncs recovery data to HealthKit

Sweat-Driven Interface💦 Tactile BPM Confirmation:

• Crown vibration on cadence match

• Haptic SOS for 10%+ deviation

• Rain/Sweat-proof Taptic

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