HRV Watch - Stress Watch

HRV Watch helps you understand stress, heart rate, and recovery trends more intuitively—using Apple Watch and data from the Health app.

Key features:
- HRV trends: Track HRV (SDNN) over time to see how your body is recovering
- Heart rate: Current heart rate, resting heart rate, and historical trends
- Stress insights: Estimates stress from HRV, heart rate, and related signals; includes a yearly stress heatmap for long-term patterns
- Custom stress display: Beyond the default color ring, choose from 16 cute hand-drawn theme icon sets (animals, plants, spooks, jelly, and more) that change across four tiers—Relaxed, Normal, Moderate, High; optional custom tier labels
- Steps & sleep: Daily activity and sleep data to help you see the bigger picture
- Apple Watch: Quick access to key metrics on your wrist; theme syncs from iPhone
- Widgets & complications: Stress, steps, heart rate, and more on your watch face; rectangular stress complications show theme icons when a custom theme is selected
- Languages: English and Simplified Chinese
- Home: Cards or flat layout with customizable visible items, order, and optional header gradient
- Trends: Dedicated sections per metric; flat by default, cards optional
- 28 hand-drawn stress themes including new cartoon animal breeds; synced to Apple Watch and widgets


HRV Watch reads only the Health data you authorize and analyzes it on your device. It does not replace professional medical advice; all results are for everyday reference only.

Who it’s for:
- Anyone tracking stress day to day
- People who care about HRV and recovery
- Apple Watch users who want a simple health dashboard
- Users who prefer visual themes or heatmaps for stress

Important disclaimer:
HRV Watch is for general wellness purposes only and is not a medical device. All data, estimates, and insights are for informational use only and are not intended to diagnose, treat, cure, or prevent any disease or condition. Consult a qualified healthcare professional before making health-related decisions.