# Milltech vs Usiminas

The clearest difference is update cadence: Milltech at every 3 weeks against Usiminas's every 2 months. Milltech also leads on iOS requirement (8.0 vs 11.0). 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.

Milltech ships an update every 3 weeks, Usiminas every 2 months. The most recent releases landed on August 28, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Milltech | Usiminas |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Size | 75 MB | 47 MB |
| Requires iOS | **8.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Emre Bacak](https://appshunter.io/developer/1516284327) | [Usinas Siderurgicas de Minas Gerais S.A.](https://appshunter.io/developer/623394808) |

## What reviewers say

### Milltech

[App page](https://appshunter.io/ios/app/milltech/id1516284328)

**Features:** macOS Compatibility

**In-app purchases:** none


### Usiminas

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Milltech free?

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

### Is Usiminas free?

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

### Do Milltech or Usiminas have ads?

Neither Milltech nor Usiminas shows ads.

### Which is updated more often, Milltech or Usiminas?

Milltech ships an update every 3 weeks, and Usiminas every 2 months. Most recently, Milltech was updated on August 28, 2026 and Usiminas on September 12, 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.*