# Heart Rate Variability Logger vs Tymewear

The clearest difference is price: Tymewear at Free against Heart Rate Variability Logger's $9.99. Tymewear also leads on review sentiment (59% vs 43%). Heart Rate Variability Logger's advantage is chart position (#170 vs unranked). On rating, ratings volume, update cadence and ads there is nothing between them.

Tymewear is free to download; Heart Rate Variability Logger costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Tymewear holds the better App Store score, 3.7 against 3.5. Both are backed by a comparable volume of ratings — 19 and 35 respectively. Written reviews point the same way: 43% of Heart Rate Variability Logger's written reviews are positive against 59% of Tymewear's.

Heart Rate Variability Logger ships an update fortnightly, Tymewear every 10 days. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Heart Rate Variability Logger | Tymewear |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | [3.5 (19 ratings)](https://appshunter.io/ios/app/heart-rate-variability-logger/id683984776/reviews) | **[3.7 (35 ratings)](https://appshunter.io/ios/app/tymewear/id1479457985/reviews)** |
| Number of ratings | 19 | **35** |
| Positive reviews | 43.1% of reviews | **59.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 10 days** |
| Monetization | Paid | **Free** |
| Best chart rank | **#170** | — |
| Size | 10 MB | 118 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod, Apple Watch | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 17+ |
| Developer | [A.S.M.A. B.V.](https://appshunter.io/developer/1066843463) | [Tyme Wear, Inc](https://appshunter.io/developer/1174372314) |

## What reviewers say

### Heart Rate Variability Logger

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

**Currently charting:** #170 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


### Tymewear

[App page](https://appshunter.io/ios/app/tymewear/id1479457985)

This app analyzes your heart rate and ventilation data to identify personalized training zones. It provides a tailored training profile and suggests workouts to help you improve your fitness.

**Highlights:** Personalized training zones, Heart rate data analysis, Ventilation data analysis, Personalized training profile, Workout recommendations

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

**In-app purchases:** none


## Frequently asked questions

### Is Heart Rate Variability Logger free?

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

### Is Tymewear free?

Tymewear is free to download, with no in-app purchases.

### Which has better reviews, Heart Rate Variability Logger or Tymewear?

Tymewear is rated higher. Heart Rate Variability Logger averages 3.5 out of 5 from 19 ratings, while Tymewear averages 3.7 from 35 ratings.

### Do Heart Rate Variability Logger or Tymewear have ads?

Neither Heart Rate Variability Logger nor Tymewear shows ads.

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

Heart Rate Variability Logger ships an update fortnightly, and Tymewear every 10 days. Most recently, Heart Rate Variability Logger was updated on October 26, 2026 and Tymewear on October 24, 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.*