# IUOE 77 vs Ironworkers 424

The clearest difference is ratings volume: Ironworkers 424 at 4 against IUOE 77's 1. On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for IUOE 77 against 5.0 for Ironworkers 424. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 27, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | IUOE 77 | Ironworkers 424 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/iuoe-77/id1672039484/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/ironworkers-424/id6443974339/reviews) |
| Number of ratings | 1 | **4** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 119 MB | 117 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [International Union of Operating Engineers Local 77](https://appshunter.io/developer/1672039726) | [Iron Workers Local 424](https://appshunter.io/developer/1651134709) |

## What reviewers say

### IUOE 77

[App page](https://appshunter.io/ios/app/iuoe-77/id1672039484)

This app provides union members with access to news, updates on industry contracts, and important contact information. Members can also report violations and learn about political action and organizing efforts.

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

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Ironworkers 424

[App page](https://appshunter.io/ios/app/ironworkers-424/id6443974339)

Stay connected with union events, tests, and meetings. Members can access their certifications and pay monthly dues directly through the app.

**Highlights:** Event notifications, Test and meeting alerts, Individual certification access, Monthly dues payment, Member connection

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is IUOE 77 free?

IUOE 77 is free to download, with no in-app purchases.

### Is Ironworkers 424 free?

Ironworkers 424 is free to download, with no in-app purchases.

### Which has better reviews, IUOE 77 or Ironworkers 424?

IUOE 77 and Ironworkers 424 are both rated 5.0 out of 5 on the App Store, from 1 and 4 ratings respectively.

### Do IUOE 77 or Ironworkers 424 have ads?

Neither IUOE 77 nor Ironworkers 424 shows ads.

### Which is updated more often, IUOE 77 or Ironworkers 424?

IUOE 77 ships an update every 2 months, and Ironworkers 424 every 2 months. Most recently, IUOE 77 was updated on October 27, 2026 and Ironworkers 424 on October 10, 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.*