Archived App
This is an archived listing of the app previously available on the App Store.Although the app is no longer distributed by Apple, you can still view its description, screenshots, version history, ratings, and metadata for reference.
About
To connect the Bluetooth device with Heart rate detector, and to show the heart rate and RRI in real-time, with the speed of heart rate, the stress level will also be shown.
What's New in TTRIstress
1.71
December 12, 2019
add bluetooth connect notice bug fixed
