# Usiminas vs STFM/MMTS

The clearest difference is update cadence: STFM/MMTS at every 2 weeks against Usiminas's every 2 months. Usiminas's advantage is device support (3 vs 1) and iOS requirement (11.0 vs 17.0). 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, STFM/MMTS every 2 weeks. The most recent releases landed on September 12, 2026 and July 19, 2026 respectively.

## The numbers

| Metric | Usiminas | STFM/MMTS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (23 ratings)](https://appshunter.io/ios/app/stfmmmts/id1668319097/reviews)** |
| Number of ratings | — | **23** |
| Positive reviews | — | 42.9% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | — | Ad-supported |
| Size | 47 MB | 141 MB |
| Requires iOS | **11.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Usinas Siderurgicas de Minas Gerais S.A.](https://appshunter.io/developer/623394808) | [Society of Manufacturing Engineers](https://appshunter.io/developer/385946415) |

## What reviewers say

### Usiminas

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

**Features:** macOS Compatibility

**In-app purchases:** none


### STFM/MMTS

[App page](https://appshunter.io/ios/app/stfmmmts/id1668319097)

Access exclusive manufacturing content, event information, and industry insights. Connect with experts, discover the latest trends, and navigate events with smart recommendations and detailed schedules.

**Highlights:** Exclusive community content, Event information and navigation, Networking opportunities, Industry expert connections, Smart recommendations, Latest manufacturing trends

**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 STFM/MMTS free?

STFM/MMTS is free to download, with no in-app purchases.

### Do Usiminas or STFM/MMTS have ads?

Neither Usiminas nor STFM/MMTS shows ads.

### Which is updated more often, Usiminas or STFM/MMTS?

Usiminas ships an update every 2 months, and STFM/MMTS every 2 weeks. Most recently, Usiminas was updated on September 12, 2026 and STFM/MMTS on July 19, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*