# Operating Engineers 324 vs IUOE 178

The clearest difference is rating: Operating Engineers 324 at 5.0 against IUOE 178's 4.0. Operating Engineers 324 also leads on ratings volume (27 vs 2). 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.

Operating Engineers 324 holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: Operating Engineers 324 has 27 ratings behind it against 2, so its average is the more settled of the two.

Operating Engineers 324 ships an update every 4 months, IUOE 178 every 6 months. The most recent releases landed on October 14, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Operating Engineers 324 | IUOE 178 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (27 ratings)](https://appshunter.io/ios/app/operating-engineers-324/id1644585043/reviews)** | [4.0 (2 ratings)](https://appshunter.io/ios/app/iuoe-178/id6446823015/reviews) |
| Number of ratings | **27** | 2 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 6 months |
| Monetization | Free | Free |
| Size | 115 MB | 115 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [OPERATING ENGINEERS LOCAL 324 BUILDING CORPORATION](https://appshunter.io/developer/1644585045) | [International Union of Operating Engineers(TX)](https://appshunter.io/developer/1679276320) |

## What reviewers say

### Operating Engineers 324

[App page](https://appshunter.io/ios/app/operating-engineers-324/id1644585043)

Stay informed about the organization representing over 14,000 heavy equipment operators, technicians, and engineers in Michigan. This app provides news and updates on the organization and its members who contribute to major infrastructure projects across the state.

**Highlights:** Stay connected with the organization, Receive news and updates, Information on union members, Details on infrastructure projects, Updates on the organization's activities

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### IUOE 178

[App page](https://appshunter.io/ios/app/iuoe-178/id6446823015)

This app provides union members with access to news, updates, and important information regarding their benefits and industry-specific events. Members can also find contact details, report violations, and learn about political action and organizing efforts.

**Highlights:** General News & Updates, Industry & Contract Updates, Event Information, Call Board Integration, Contact Information, Report Violations, Political Action & Organizing

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is Operating Engineers 324 free?

Operating Engineers 324 is free to download, with no in-app purchases.

### Is IUOE 178 free?

IUOE 178 is free to download, with no in-app purchases.

### Which has better reviews, Operating Engineers 324 or IUOE 178?

Operating Engineers 324 is rated higher. Operating Engineers 324 averages 5.0 out of 5 from 27 ratings, while IUOE 178 averages 4.0 from 2 ratings.

### Do Operating Engineers 324 or IUOE 178 have ads?

Neither Operating Engineers 324 nor IUOE 178 shows ads.

### Which is updated more often, Operating Engineers 324 or IUOE 178?

Operating Engineers 324 ships an update every 4 months, and IUOE 178 every 6 months. Most recently, Operating Engineers 324 was updated on October 14, 2026 and IUOE 178 on October 12, 2026.

---

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