# Biological Code vs Embryonic Virtual Heart

The clearest difference is in-app purchases: Embryonic Virtual Heart at none against Biological Code's 6. Biological Code's advantage is update cadence (every 2 weeks vs every 53 months) and iOS requirement (13.0 vs 15.0). On price and device support there is nothing between them.

Both are free to download. Biological Code sells 6 in-app purchases, starting at $29.99 per month. Embryonic Virtual Heart asks for nothing beyond the download.

Biological Code ships an update every 2 weeks, Embryonic Virtual Heart every 53 months. The most recent releases landed on September 29, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Biological Code | Embryonic Virtual Heart |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Update frequency | **Every 2 weeks** | Every 53 months |
| Size | 132 MB | 259 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Mathaus Martin](https://appshunter.io/developer/1453544780) | [Nicholas Gustilo](https://appshunter.io/developer/1589608431) |

## What reviewers say

### Biological Code

[App page](https://appshunter.io/ios/app/biological-code/id1453544781)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Vollversion | $29.99 | per month |
| Organdatenbank, monatlich | $29.99 | per month |
| Biologischer Code | $0.99 | one-time |
| 15 Coach Guthaben | $5.99 | one-time |
| 45 Coach Guthaben | $11.99 | one-time |
| 120 Coach Guthaben | $49.99 | one-time |


### Embryonic Virtual Heart

[App page](https://appshunter.io/ios/app/embryonic-virtual-heart/id1589608429)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Biological Code free?

Biological Code is free to download, with in-app purchases available.

### Is Embryonic Virtual Heart free?

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

### Which is updated more often, Biological Code or Embryonic Virtual Heart?

Biological Code ships an update every 2 weeks, and Embryonic Virtual Heart every 53 months. Most recently, Biological Code was updated on September 29, 2026 and Embryonic Virtual Heart on October 2, 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.*