# STFM/MMTS vs iMI

The clearest difference is rating: iMI at 5.0 against STFM/MMTS's 4.0. iMI also leads on monetization model (free vs ad-supported). STFM/MMTS's advantage is ratings volume (23 vs 1). On price, update cadence, 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.

iMI holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: STFM/MMTS has 23 ratings behind it against 1, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on July 19, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | STFM/MMTS | iMI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (23 ratings)](https://appshunter.io/ios/app/stfmmmts/id1668319097/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/imi-link/id6757995128/reviews)** |
| Number of ratings | **23** | 1 |
| Positive reviews | 42.9% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Ad-supported | **Free** |
| Size | 141 MB | 5 MB |
| Requires iOS | **17.0** | 18.6 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 4+ |
| Developer | [Society of Manufacturing Engineers](https://appshunter.io/developer/385946415) | [Michael Kaminski](https://appshunter.io/developer/1870159381) |

## What reviewers say

### 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


### iMI

[App page](https://appshunter.io/ios/app/imi-link/id6757995128)

Monitor CNC machines in real-time from your mobile device. View machine status, production metrics, and detailed reports. Includes smart alarm displays and multi-facility support.

**Highlights:** Real-time machine status monitoring, Production metrics and reporting, Smart alarm and E-stop display, Multi-facility support, iPad optimized interface, Demo mode for preview

**In-app purchases:** none


## Frequently asked questions

### Is STFM/MMTS free?

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

### Is iMI free?

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

### Which has better reviews, STFM/MMTS or iMI?

iMI is rated higher. STFM/MMTS averages 4.0 out of 5 from 23 ratings, while iMI averages 5.0 from 1 ratings.

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

Neither STFM/MMTS nor iMI shows ads.

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

STFM/MMTS ships an update every 2 weeks, and iMI every 2 weeks. Most recently, STFM/MMTS was updated on July 19, 2026 and iMI on September 24, 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.*