# Dahlem vs Theater28

The clearest difference is iOS requirement: Dahlem at 9.0 against Theater28's 13.0. 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.

## The numbers

| Metric | Dahlem | Theater28 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | Free | — |
| Size | 376 MB | 21 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Max-Planck-Gesellschaft](https://appshunter.io/developer/506613849) | [WEPRO YAZILIM VE DANISMANLIK LIMITED SIRKETI](https://appshunter.io/developer/1596565122) |

## What reviewers say

### Dahlem

[App page](https://appshunter.io/ios/app/dahlem/id1414297920)

Explore the historical Dahlem Campus in Berlin and its former research institutes. Discover stories of Nobel Prize winners, scientific breakthroughs, and the people behind them through an interactive journey.

**Highlights:** Historical campus exploration, Stories of Nobel Prize winners, Scientific discovery narratives, Interactive time travel experience, Biographies of famous scientists

**In-app purchases:** none


### Theater28

[App page](https://appshunter.io/ios/app/theater28/id6789412989)

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

**In-app purchases:** none


## Frequently asked questions

### Is Dahlem free?

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

### Is Theater28 free?

Theater28 is free to download, with no in-app purchases.

### Do Dahlem or Theater28 have ads?

Neither Dahlem nor Theater28 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.*