# Haus des Waldes Stuttgart vs Molecules that changed the World

The clearest difference is update cadence: Molecules that changed the World at every 3 weeks against Haus des Waldes Stuttgart's every 20 months. Molecules that changed the World also leads on iOS requirement (8.0 vs 13.3). On price, ads, in-app purchases and device support there is nothing between them.

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

Haus des Waldes Stuttgart ships an update every 20 months, Molecules that changed the World every 3 weeks. Both last shipped on November 2, 2026.

## The numbers

| Metric | Haus des Waldes Stuttgart | Molecules that changed the World |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.3 (4 ratings)](https://appshunter.io/ios/app/molecules-that-changed-the-world/id1102745607/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 3 weeks** |
| Monetization | — | Free |
| Size | 0 MB | 79 MB |
| Requires iOS | 13.3 | **8.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kastanie Eins GmbH](https://appshunter.io/developer/1463937771) | [ZKM \| Zentrum fuer Kunst und Medientechnologie Karlsruhe](https://appshunter.io/developer/418549105) |

## What reviewers say

### Haus des Waldes Stuttgart

[App page](https://appshunter.io/ios/app/haus-des-waldes-stuttgart/id1053104280)

**Features:** macOS Compatibility

**In-app purchases:** none


### Molecules that changed the World

[App page](https://appshunter.io/ios/app/molecules-that-changed-the-world/id1102745607)

Explore the scientific facts and captivating stories behind molecules that have shaped our world. Discover how basic compounds like water and complex synthetics like aspirin influenced culture, civilization, and life itself.

**Highlights:** Scientific facts about influential molecules, Stories of cultural and civilizational impact, Covers basic and synthetic compounds, Explains chemical background, Details historical and cultural influence

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Haus des Waldes Stuttgart free?

Haus des Waldes Stuttgart is free to download, with no in-app purchases.

### Is Molecules that changed the World free?

Molecules that changed the World is free to download, with no in-app purchases.

### Do Haus des Waldes Stuttgart or Molecules that changed the World have ads?

Neither Haus des Waldes Stuttgart nor Molecules that changed the World shows ads.

### Which is updated more often, Haus des Waldes Stuttgart or Molecules that changed the World?

Haus des Waldes Stuttgart ships an update every 20 months, and Molecules that changed the World every 3 weeks. Most recently, Haus des Waldes Stuttgart was updated on November 2, 2026 and Molecules that changed the World on November 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.*