# IUOE 520 vs IW 720

The clearest difference is iOS requirement: IW 720 at 12.0 against IUOE 520's 15.0. 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.

IUOE 520 ships an update every 5 months, IW 720 every 3 months. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | IUOE 520 | IW 720 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (90 ratings)](https://appshunter.io/ios/app/iuoe-520/id1488217530/reviews)** | — |
| Number of ratings | **90** | — |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 months** |
| Monetization | Free | Free |
| Size | 108 MB | 115 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Operating Engineers Local 520](https://appshunter.io/developer/1488217529) | [International Association of Bridge Structural Ornamental and Reinforcing Iron Workers (Edmonton)](https://appshunter.io/developer/1601092303) |

## What reviewers say

### IUOE 520

[App page](https://appshunter.io/ios/app/iuoe-520/id1488217530)

This app provides union members with easy access to important information about their benefits, news, and contract updates. Members can also find details on training, discounts, and provide feedback directly to the union.

**Highlights:** General news and updates, Contract-specific information, Fringe benefits details, Training and course listings, Union member discounts, Membership feedback surveys

**Features:** macOS Compatibility, Apple Wallet, Vision Pro support

**In-app purchases:** none


### IW 720

[App page](https://appshunter.io/ios/app/iw-720/id1601092301)

This app connects members of a specific ironworkers union, providing union news and updates. It serves as a communication channel for the elite workforce in the ironworking industry.

**Highlights:** Union news, Industry updates, Member communication, Official announcements

**Features:** macOS Compatibility, Apple Wallet, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is IUOE 520 free?

IUOE 520 is free to download, with no in-app purchases.

### Is IW 720 free?

IW 720 is free to download, with no in-app purchases.

### Do IUOE 520 or IW 720 have ads?

Neither IUOE 520 nor IW 720 shows ads.

### Which is updated more often, IUOE 520 or IW 720?

IUOE 520 ships an update every 5 months, and IW 720 every 3 months. Most recently, IUOE 520 was updated on October 25, 2026 and IW 720 on October 24, 2026.

---

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