# World Hydrogen Week vs EHEC 2024

The clearest difference is device support: World Hydrogen Week at 3 against EHEC 2024's —. On price, in-app purchases and iOS requirement 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 | World Hydrogen Week | EHEC 2024 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Size | 56 MB | 23 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 17+ |
| Developer | [Corporate Energy Network](https://appshunter.io/developer/1495958809) | [ARIEMA ENERGIA Y MEDIOAMBIENTE SL](https://appshunter.io/developer/1725338660) |

## What reviewers say

### World Hydrogen Week

[App page](https://appshunter.io/ios/app/world-hydrogen-week/id6463117748)

**Features:** macOS Compatibility

**In-app purchases:** none


### EHEC 2024

[App page](https://appshunter.io/ios/app/ehec-2024/id6475880727)

**In-app purchases:** none


## Frequently asked questions

### Is World Hydrogen Week free?

World Hydrogen Week is free to download, with no in-app purchases.

### Is EHEC 2024 free?

EHEC 2024 is free to download, with no in-app purchases.

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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.*