HeartMath has released a Bluetooth sensor for the free Inner Balance app.
Works with Android 5+ and iOS 9+ devices.
The Inner Balance app is a free download from Google Play Store and Apple App Store.
Details on the Bluetooth sensor here.
You can export IBI data from the app via our free HeartCloud service, and the free emWave2 program that you can download here.
We also offer a free two-hour HRV course here.