# STFM/MMTS vs PRN Discovery Day

The clearest difference is iOS requirement: PRN Discovery Day at 13.4 against STFM/MMTS's 17.0. 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.

## The numbers

| Metric | STFM/MMTS | PRN Discovery Day |
| --- | --- | --- |
| 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 weeks | — |
| Monetization | Ad-supported | — |
| Size | 141 MB | 28 MB |
| Requires iOS | 17.0 | **13.4** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Society of Manufacturing Engineers](https://appshunter.io/developer/385946415) | [John Lange](https://appshunter.io/developer/1214639107) |

## 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


### PRN Discovery Day

[App page](https://appshunter.io/ios/app/prn-discovery-day/id6711361492)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is STFM/MMTS free?

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

### Is PRN Discovery Day free?

PRN Discovery Day is free to download, with no in-app purchases.

### Do STFM/MMTS or PRN Discovery Day have ads?

Neither STFM/MMTS nor PRN Discovery Day shows ads.

---

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