Schwierig….
Der Sound ist so extrem leise, dass man die Kopfhörer voll aufdrehen muss. Für Menschen welche schlecht hören leider nicht brauchbar.
Schade, wo doch der erste Eindruck gar nicht mal so schlecht ist.

Monitor your heart rate and HRV in real-time with a compatible Bluetooth sensor. This app provides sessions for readiness, breathing, workouts, and recovery, offering coherence feedback and detailed metric analysis. It's designed for personal wellness and training, not clinical use.
0.2.1
June 29, 2026
HRV Dojo now speaks your language! This update adds full support for 36 new languages across the entire app — readiness checks, breathing sessions, workouts, focus music, and Live Activities. - Localized App Store pages for 34 regions - Right-to-left layout support for Arabic and Hebrew - Minor polish and fixes
MoreHRV Dojo is a biofeedback application that uses real-time heart rate and RR interval data from compatible Bluetooth sensors to provide insights into readiness, breathing, workouts, and recovery. It offers guided sessions and detailed metric analysis for personal wellness and training.
HRV Dojo is designed for iPhone and requires a compatible Bluetooth heart-rate sensor that provides RR interval data. Signal quality is important for accurate readings, and the app includes artifact filtering.
No, HRV Dojo is ad-free. The application does not contain advertisements, allowing for an uninterrupted user experience focused on biofeedback and training data.
The latest version of HRV Dojo is 0.2.1, last updated on June 29, 2026. While specific update frequency isn't detailed, this indicates ongoing development and support for the application.
No, HRV Dojo is intended for personal wellness, training, and self-tracking purposes only. It is not designed for clinical decisions, emergency monitoring, diagnosis, treatment, or disease monitoring.
HRV Dojo measures key HRV metrics including RMSSD, SDNN, pNN50, and lnRMSSD. These metrics provide detailed insights into your heart rate variability and its implications for recovery and readiness.
HRV Dojo is a free application, so there is no trial period required. Users can download and use the app without any upfront cost or time limitations.
HRV Dojo has an age rating of 4+. This indicates that the content is generally suitable for all ages, with no mature themes or potentially objectionable material.