# Heart Rate Variability Logger vs Health Export

The clearest difference is price: Health Export at Free against Heart Rate Variability Logger's $9.99. Heart Rate Variability Logger's advantage is in-app purchases (none vs 1) and chart position (#191 vs unranked). On update cadence and ads there is nothing between them.

Health Export is free to download; Heart Rate Variability Logger costs $9.99 up front. Health Export sells 1 one-off in-app purchase. Heart Rate Variability Logger asks for nothing beyond the download.

Heart Rate Variability Logger ships an update fortnightly, Health Export every 10 days. Both last shipped on November 6, 2026.

## The numbers

| Metric | Heart Rate Variability Logger | Health Export |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | **[3.5 (19 ratings)](https://appshunter.io/ios/app/heart-rate-variability-logger/id683984776/reviews)** | — |
| Number of ratings | **19** | — |
| Positive reviews | 43.1% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 10 days** |
| Monetization | Paid | — |
| Best chart rank | **#191** | — |
| Size | 10 MB | 1 MB |
| Requires iOS | **15.6** | 27.0 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [A.S.M.A. B.V.](https://appshunter.io/developer/1066843463) | [Seunghyun Kim](https://appshunter.io/developer/1111882279) |

## What reviewers say

### Heart Rate Variability Logger

[App page](https://appshunter.io/ios/app/heart-rate-variability-logger/id683984776)

**Currently charting:** #191 Top Paid · Health & Fitness (US App Store)

This app records, plots, and exports heart rate variability data, including time, frequency, and non-linear features. It supports experience sampling, RR-interval correction, and activity/location tracking. Requires a compatible Bluetooth heart rate sensor.

**Highlights:** Record and plot HRV data, Extract time and frequency domain features, Experience sampling for event annotation, Compare multiple recordings, Activity and location tracking, RR-interval correction, Export data for Kubios

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Health Export

[App page](https://appshunter.io/ios/app/health-export-csv-and-json/id6817079799)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Health Export Pro | $4.99 | one-time |


## Frequently asked questions

### Is Heart Rate Variability Logger free?

Heart Rate Variability Logger costs $9.99, with no in-app purchases.

### Is Health Export free?

Health Export is free to download, with in-app purchases available.

### Do Heart Rate Variability Logger or Health Export have ads?

Neither Heart Rate Variability Logger nor Health Export shows ads.

### Which is updated more often, Heart Rate Variability Logger or Health Export?

Heart Rate Variability Logger ships an update fortnightly, and Health Export every 10 days. Most recently, Heart Rate Variability Logger was updated on November 6, 2026 and Health Export on November 6, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*