# Human Heart vs M

Human Heart and M are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Human Heart | M |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 37 months | — |
| Monetization | Free | — |
| Size | 131 MB | 73 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [The Open University](https://appshunter.io/developer/336747246) | [Mobile Tutor Private Limited](https://appshunter.io/developer/1270127298) |

## What reviewers say

### Human Heart

[App page](https://appshunter.io/ios/app/human-heart/id6443917882)

Explore a 3D, anatomically accurate human heart with augmented reality. Learn about its structure, function, and the cardiac cycle through interactive exploration, detailed pins, and adjustable beating rates.

**Highlights:** 3D anatomical heart model, Augmented reality view, Cross-section exploration, Interactive pins with descriptions, Blood flow visualization, Adjustable beating rate

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

**In-app purchases:** none


### M

[App page](https://appshunter.io/ios/app/m-learn/id6748809109)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Human Heart free?

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

### Is M free?

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

### Do Human Heart or M have ads?

Neither Human Heart nor M shows ads.

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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.*