Key Takeaways
1. Amazfit has released a second update (version 3.0.6.4) for the Helio Strap, following the initial launch in June 2025.
2. Users can now store all-day heart rate data for up to 21 days.
3. The update includes unspecified feature enhancements and bug fixes.
4. Firmware updates are rolled out in stages to Amazfit users.
5. The current retail price of the Amazfit Helio Strap is $99.99 on Amazon.
Amazfit has begun to distribute an update for the Helio Strap, which was introduced worldwide in June 2025. This marks the second update for this device, following the release of version 3.0.2.2 that was made available shortly after the initial launch.
Heart Rate Data Improvements
One notable change concerning heart rate tracking is the ability to adjust data storage; now users can keep all-day heart rate information for as long as 21 days. The release notes for software version 3.0.6.4 mention “other feature enhancements and bug fixes,” but don’t go into specifics about what those improvements entail.
Update Distribution
Amazfit generally rolls out firmware updates to its users in stages. As of now, it isn’t clear how many owners of the Amazfit Helio Strap, which currently retails for $99.99 on Amazon, have received this new update.
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