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Apple Watch & HealthKit / Product Hunt featured
BeatTune — Meaningful Heart Rate
A pioneer Apple Watch heart rate monitor using HealthKit sensor streams to detect irregularities, reaching Top 3 Health & Fitness in Germany and earning AppAdvice Top Watch App of 2015.
Top 3 Health & Fitness DEAppAdvice Best Watch App 2015Product Hunt >100 Upvotes
German App Store Top 3 Health
AppAdvice Award Best Watch App 2015
Product Hunt 100+ Upvotes
The situation
What the project needed.
BeatTune connected directly to the Apple Watch optical pulse sensor via HealthKit, rendering instantaneous heart rate graphs on the wrist and syncing long-term cardiac trends to iPhone.
The work
What I shipped.
- Built one of the earliest third-party HealthKit sensor apps for Apple Watch in 2015.
- Developed real-time heart rate anomaly detection algorithms comparing active exertion against baseline rates.
- Engineered low-power watchOS background sensor processing to conserve battery life.
- Achieved Top 3 in Health & Fitness on the German App Store and won AppAdvice Best Apple Watch App 2015.
Personal contribution
Technical architecture & leadership.
- Designed and engineered the full iOS and watchOS app from concept to App Store distribution.
- Created custom Core Graphics visualizations for real-time cardiac waveforms.
Outcome & Impact
Results in production.
- Over 100 upvotes on Product Hunt, featured by AppAdvice as one of the best Apple Watch apps of 2015.
Your product
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