---
title: "HRV4Training — App Overview"
url: https://marlvel.ai/intel-report/health-fitness/hrv4training
category: Health & Fitness
developer: A.S.M.A. B.V.
platforms: ios
rating: 3.6 (284 ratings)
pricing: paid
report_level: overview
generated: 2026-04-19
last_verified: "2026-04-19T01:36:00.346Z"
---

<!-- SECTION: Key Insight -->
> **Key Insight:** While the app offers comprehensive physiological tracking, recent user feedback highlights significant technical challenges with camera-based measurement consistency on newer smartphone hardware.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Health & Fitness |
| Rating | 3.6 ★ (284) |
| Pricing | paid |
| Platforms | iOS |
| Latest Version (iOS) | 8.6.0 |
| Developer | A.S.M.A. B.V. |

<!-- SECTION: Summary -->
## What is HRV4Training?

HRV4Training is a health and fitness app that claims to provide scientifically validated Heart Rate Variability (HRV) insights to help users manage stress, training load, and recovery. It distinguishes itself by offering the ability to assess HRV using a smartphone camera, while also integrating with wearable devices like Apple Watch and Oura.

<!-- SECTION: Key Features -->
## Key Features

- **Camera-based HRV Assessment**: Uses the smartphone camera to measure HRV without requiring external heart rate monitors.
- **Stress and Lifestyle Insights**: Analyzes acute HRV changes in response to stressors such as travel, alcohol, and training.
- **Training Load Analysis**: Provides metrics on fitness, fatigue, readiness to perform, and injury risk.
- **VO2max Estimation**: Estimates VO2max for runners by integrating data from Strava or TrainingPeaks.

<!-- SECTION: Target Audience -->
## Who is it for?

Athletes and fitness enthusiasts looking to quantify physiological readiness and optimize training performance.

<!-- SECTION: Links -->
## Links

- [App Store](https://apps.apple.com/us/app/hrv4training/id686923970?uo=2)
- [Full Intelligence Report](https://marlvel.ai/intel-report/health-fitness/hrv4training)

---
*This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/intel-report/health-fitness/hrv4training).*
*Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*