# IRONWORKERS 155 vs Ironworkers 580 MAP

The clearest difference is update cadence: IRONWORKERS 155 at every 3 months against Ironworkers 580 MAP's every 6 months. 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.

IRONWORKERS 155 ships an update every 3 months, Ironworkers 580 MAP every 6 months. The most recent releases landed on November 3, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | IRONWORKERS 155 | Ironworkers 580 MAP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (60 ratings)](https://appshunter.io/ios/app/ironworkers-155/id1569340054/reviews)** | — |
| Number of ratings | **60** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 6 months |
| Monetization | Free | — |
| Size | 120 MB | 118 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Iron Workers Local No 155](https://appshunter.io/developer/1569340146) | [INTERNATIONAL ASSOCIATION OF BRIDGE IRONWORKERS LOCAL 417](https://appshunter.io/developer/1648074315) |

## What reviewers say

### IRONWORKERS 155

[App page](https://appshunter.io/ios/app/ironworkers-155/id1569340054)

This app serves as a resource for members of IW Local 155 to access union news, industry updates, and important contact information. It facilitates understanding of available benefits and empowers members with tools for political action and reporting violations.

**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 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 IRONWORKERS 155 free?

IRONWORKERS 155 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 IRONWORKERS 155 or Ironworkers 580 MAP have ads?

Neither IRONWORKERS 155 nor Ironworkers 580 MAP shows ads.

### Which is updated more often, IRONWORKERS 155 or Ironworkers 580 MAP?

IRONWORKERS 155 ships an update every 3 months, and Ironworkers 580 MAP every 6 months. Most recently, IRONWORKERS 155 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.*