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deepmind.google·6d ago
AI Engineering
Lobsters·19d ago·5 min read
WHOOP 4.0 without a subscription
TL;DR
A new app enables the use of the WHOOP 4.0 fitness tracker without a subscription by connecting via Bluetooth. It processes data locally on iOS and Android devices, providing users with insights without relying on WHOOP's services.
✦ Why It Matters
Engineers can explore developing similar independent applications for other subscription-based fitness devices to enhance user accessibility.
Key Takeaways
- Sideload the app to access WHOOP 4.0 data without a subscription.
- Expect different analytics results compared to the official WHOOP app.
- Report any bugs or issues you encounter while using the app.
- Follow installation guides carefully to ensure proper functionality.
How It Works
The app connects to the WHOOP 4.0 band via Bluetooth, utilizing a reverse-engineered protocol to extract health data. It processes this data locally on the user's device, ensuring that all metrics, such as heart rate and sleep patterns, are calculated using published research methods rather than WHOOP's proprietary algorithms.
This approach allows users to maintain control over their data without needing a cloud account.