Content rating
Everyone
1+
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Content rating
Everyone
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About this app

Seren connects to your wearable to track heart rate, heart rate variability (HRV), and stress through the day. You get a live view of how your body's responding right now, not just a single number at the end of the day.

KEY FEATURES
- Live heart rate and HRV from your connected device
- Real-time stress state, updated as your day happens
- HRV and sleep trends over time, so you can track recovery
- Works with supported smartwatches and chest strap sensors
- Data collected on your device stays saved and uploads automatically, even if the connection drops for a bit
Real-time HRV, heart rate & stress tracking from your device
Updated on
Sep 2, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • This app may collect these data types
    Personal info and Health and fitness
  • Data is encrypted in transit
  • Data can’t be deleted