# HRV4Training vs Hexis Live

The clearest difference is price: Hexis Live at Free against HRV4Training's $9.99. Hexis Live also leads on update cadence (every 3 weeks vs every 6 weeks). HRV4Training's advantage is rating (3.6 vs 2.7) and review sentiment (61% vs 36%). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Hexis Live is free to download; HRV4Training costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

HRV4Training holds the better App Store score, 3.6 against 2.7. That said, the two scores are not equally well evidenced: HRV4Training has 288 ratings behind it against 29, so its average is the more settled of the two. Written reviews point the same way: 61% of HRV4Training's written reviews are positive against 36% of Hexis Live's.

HRV4Training ships an update every 6 weeks, Hexis Live every 3 weeks. The most recent releases landed on October 15, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | HRV4Training | Hexis Live |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | **[3.6 (288 ratings)](https://appshunter.io/ios/app/hrv4training/id686923970/reviews)** | [2.7 (29 ratings)](https://appshunter.io/ios/app/hexis-live/id1610334327/reviews) |
| Number of ratings | **288** | 29 |
| Positive reviews | **61.2% of reviews** | 36.1% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | Paid | **Free** |
| Best chart rank | **#74** | — |
| Size | 35 MB | 77 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [A.S.M.A. B.V.](https://appshunter.io/developer/1066843463) | [Applied Behaviour Systems Ltd](https://appshunter.io/developer/1610334329) |

## What reviewers say

### HRV4Training

[App page](https://appshunter.io/ios/app/hrv4training/id686923970)

**Currently charting:** #74 Top Paid · Health & Fitness (US App Store)

Quantify stress, balance training and lifestyle, and improve performance with scientifically validated heart rate variability insights. This app accurately assesses HRV using your phone's camera or compatible devices, offering actionable interpretations for optimizing your training plan.

**Highlights:** HRV-based stress quantification, Training and lifestyle balance, Performance improvement insights, Camera-based HRV assessment, Integration with wearables, Training load analysis, VO2max and Lactate Threshold estimation

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Accurate HRV measurements
- 🚀 Straightforward and easy to use
- 💡 Provides valuable insights for training and recovery
- 👍 Integrates well with other fitness apps
- 👍 Responsive and helpful developer support

**What reviewers complain about**

- 🐛 Inconsistent readings and technical issues
- 🔒 Requires user account and data sharing
- 🔒 Concerns about data privacy
- 🔋 Drains battery when using camera for measurements

**Reported bugs**

- App crashes frequently, especially with iOS updates
- Syncing issues with Strava, TrainingPeaks, and Apple Health
- Camera-based measurements often unreliable or inconsistent

**Requested features**

- Allow multiple measurements per day
- Improve integration with Apple Watch and other wearables
- Add more customization options and data visualization
- Expand support for non-athletic use cases


### Hexis Live

[App page](https://appshunter.io/ios/app/hexis-live/id1610334327)

This app creates personalized nutrition plans for athletes based on their unique needs and daily activity. It uses intelligent algorithms to calculate energy requirements minute-by-minute, synchronizes with training data, and provides real-time insights for optimal performance and recovery.

**Highlights:** Carb Coding™ for individual needs, On-demand training and wearable sync, Intra-workout fuelling guidance, Personalized calories and macros, Live energy insights, Flexible meal patterns, Extensive meal logging database

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is HRV4Training free?

HRV4Training costs $9.99, with no in-app purchases.

### Is Hexis Live free?

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

### Which has better reviews, HRV4Training or Hexis Live?

HRV4Training is rated higher. HRV4Training averages 3.6 out of 5 from 288 ratings, while Hexis Live averages 2.7 from 29 ratings.

### Do HRV4Training or Hexis Live have ads?

Neither HRV4Training nor Hexis Live shows ads.

### Which is updated more often, HRV4Training or Hexis Live?

HRV4Training ships an update every 6 weeks, and Hexis Live every 3 weeks. Most recently, HRV4Training was updated on October 15, 2026 and Hexis Live on October 13, 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.*