# Usiminas vs EU Hydrogen Week

The clearest difference is update cadence: EU Hydrogen Week at every 4 days against Usiminas's every 2 months. Usiminas's advantage is device support (3 vs 1) and iOS requirement (11.0 vs 17.4). On price, ads and in-app purchases there is nothing between them.

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

Usiminas ships an update every 2 months, EU Hydrogen Week every 4 days. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Usiminas | EU Hydrogen Week |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | — | Ad-supported |
| Size | 47 MB | 146 MB |
| Requires iOS | **11.0** | 17.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Usinas Siderúrgicas de Minas Gerais S.A.](https://appshunter.io/developer/623394808) | [MCI Benelux SA](https://appshunter.io/developer/1396317550) |

## What reviewers say

### Usiminas

[App page](https://appshunter.io/ios/app/usiminas-extranet-mobile/id1662385060)

**Features:** macOS Compatibility

**In-app purchases:** none


### EU Hydrogen Week

[App page](https://appshunter.io/ios/app/eu-hydrogen-week/id6443740172)

This app provides information for the European Hydrogen Week event, including conference details, B2B forums, and exhibition schedules. It serves as a guide for attendees to navigate the full program.

**Highlights:** Event program details, Conference information, B2B Forum schedule, Exhibition details, Event navigation

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

**In-app purchases:** none


## Frequently asked questions

### Is Usiminas free?

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

### Is EU Hydrogen Week free?

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

### Do Usiminas or EU Hydrogen Week have ads?

Neither Usiminas nor EU Hydrogen Week shows ads.

### Which is updated more often, Usiminas or EU Hydrogen Week?

Usiminas ships an update every 2 months, and EU Hydrogen Week every 4 days. Most recently, Usiminas was updated on October 27, 2026 and EU Hydrogen Week on October 25, 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.*