# IUOE Local 148 vs Ironworkers 580 MAP

IUOE Local 148 and Ironworkers 580 MAP are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly every 6 months. The most recent releases landed on November 3, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | IUOE Local 148 | Ironworkers 580 MAP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (6 ratings)](https://appshunter.io/ios/app/iuoe-local-148/id1588369446/reviews)** | — |
| Number of ratings | **6** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | Every 6 months |
| Monetization | Free | — |
| Size | 112 MB | 118 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Bradley Wooten](https://appshunter.io/developer/1501297416) | [INTERNATIONAL ASSOCIATION OF BRIDGE IRONWORKERS LOCAL 417](https://appshunter.io/developer/1648074315) |

## What reviewers say

### IUOE Local 148

[App page](https://appshunter.io/ios/app/iuoe-local-148/id1588369446)

This app provides union members with access to news, updates on industry and contract specifics, and event information. It also includes features for reporting violations and accessing contact details, aiming to empower members with knowledge about their union and benefits.

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

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Ironworkers 580 MAP

[App page](https://appshunter.io/ios/app/ironworkers-580-map/id6745402084)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is IUOE Local 148 free?

IUOE Local 148 is free to download, with no in-app purchases.

### Is Ironworkers 580 MAP free?

Ironworkers 580 MAP is free to download, with no in-app purchases.

### Do IUOE Local 148 or Ironworkers 580 MAP have ads?

Neither IUOE Local 148 nor Ironworkers 580 MAP shows ads.

### Which is updated more often, IUOE Local 148 or Ironworkers 580 MAP?

IUOE Local 148 ships an update every 6 months, and Ironworkers 580 MAP every 6 months. Most recently, IUOE Local 148 was updated on November 3, 2026 and Ironworkers 580 MAP on October 25, 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.*