# Morpheus Training vs Optimal HRV

The clearest difference is rating: Morpheus Training at 4.9 against Optimal HRV's 3.0. Morpheus Training also leads on in-app purchases (none vs 3) and review sentiment (49% vs 17%). Optimal HRV's advantage is iOS requirement (13.0 vs 15.1). On price, update cadence, ads and monetization model there is nothing between them.

Both are free to download. Optimal HRV sells 3 in-app purchases, starting at $9.99 per month. Morpheus Training asks for nothing beyond the download.

Morpheus Training holds the better App Store score, 4.9 against 3.0. That said, the two scores are not equally well evidenced: Morpheus Training has 630 ratings behind it against 24, so its average is the more settled of the two. Written reviews point the same way: 49% of Morpheus Training's written reviews are positive against 17% of Optimal HRV's.

Morpheus Training ships an update every 11 days, Optimal HRV fortnightly. The most recent releases landed on September 25, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Morpheus Training | Optimal HRV |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (630 ratings)](https://appshunter.io/ios/app/morpheus-training/id1259741445/reviews)** | [3.0 (24 ratings)](https://appshunter.io/ios/app/optimal-hrv-biofeedback/id1501292206/reviews) |
| Number of ratings | **630** | 24 |
| Positive reviews | **48.8% of reviews** | 16.7% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 11 days** | Fortnightly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 71 MB | 52 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Morpheus Labs INC](https://appshunter.io/developer/1259741444) | [Optimal, LLC](https://appshunter.io/developer/1501292205) |

## What reviewers say

### Morpheus Training

[App page](https://appshunter.io/ios/app/morpheus-training/id1259741445)

This app optimizes cardio training and recovery by providing personalized heart rate zones and weekly targets. It uses HRV data to guide intensity and volume, helping users improve fitness and conditioning with zone-based interval training.

**Highlights:** Personalized heart rate zones, CardioSmart features, Zone-based interval training (ZBIT), Weekly heart rate zone targets, Daily recovery score, Integrates with wearables and Apple Health Kit

**In-app purchases:** none


### Optimal HRV

[App page](https://appshunter.io/ios/app/optimal-hrv-biofeedback/id1501292206)

Monitor, analyze, and improve your Heart Rate Variability (HRV) scores. This app offers personalized training, biofeedback, and stress-reducing activities to enhance health, reduce stress, and improve mental clarity.

**Highlights:** Real-time HRV monitoring, Personalized training plans, Guided meditation and breathing exercises, Comprehensive data analysis, Stress response insights, Biofeedback optimization

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 month | $9.99 | per month |
| 6 Month | $47.99 | per 6 months |
| One Year | $59.99 | per year |


## Frequently asked questions

### Is Morpheus Training free?

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

### Is Optimal HRV free?

Optimal HRV is free to download, with in-app purchases available.

### Which has better reviews, Morpheus Training or Optimal HRV?

Morpheus Training is rated higher. Morpheus Training averages 4.9 out of 5 from 630 ratings, while Optimal HRV averages 3.0 from 24 ratings.

### Do Morpheus Training or Optimal HRV have ads?

Neither Morpheus Training nor Optimal HRV shows ads.

### Which is updated more often, Morpheus Training or Optimal HRV?

Morpheus Training ships an update every 11 days, and Optimal HRV fortnightly. Most recently, Morpheus Training was updated on September 25, 2026 and Optimal HRV on September 21, 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.*