# IRONWORKERS 155 vs Ironworkers 66

The clearest difference is review sentiment: Ironworkers 66 at 100% against IRONWORKERS 155's 40%. Ironworkers 66 also leads on rating (5.0 vs 4.3). IRONWORKERS 155's advantage is ratings volume (60 vs 4). 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.

Ironworkers 66 holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: IRONWORKERS 155 has 60 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 40% of IRONWORKERS 155's written reviews are positive against 100% of Ironworkers 66's.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | IRONWORKERS 155 | Ironworkers 66 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (60 ratings)](https://appshunter.io/ios/app/ironworkers-155/id1569340054/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/ironworkers-66/id6754759963/reviews)** |
| Number of ratings | **60** | 4 |
| Positive reviews | 40.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Free | Free |
| Size | 120 MB | 116 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 Assn of Bridge Structural and Ornamental Iron Workers LU 66](https://appshunter.io/developer/1849884357) |

## 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 66

[App page](https://appshunter.io/ios/app/ironworkers-66/id6754759963)

Stay informed about union news, events, and benefits. Access member tools like wage rates and a digital card. Connect with your union and learn about signatory contractors and political action.

**Highlights:** Union news and events, Member benefits information, Signatory contractor directory, Political action resources, Digital membership card, Wage rate information

**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 66 free?

Ironworkers 66 is free to download, with no in-app purchases.

### Which has better reviews, IRONWORKERS 155 or Ironworkers 66?

Ironworkers 66 is rated higher. IRONWORKERS 155 averages 4.3 out of 5 from 60 ratings, while Ironworkers 66 averages 5.0 from 4 ratings.

### Do IRONWORKERS 155 or Ironworkers 66 have ads?

Neither IRONWORKERS 155 nor Ironworkers 66 shows ads.

### Which is updated more often, IRONWORKERS 155 or Ironworkers 66?

IRONWORKERS 155 ships an update every 3 months, and Ironworkers 66 every 3 months. Most recently, IRONWORKERS 155 was updated on November 3, 2026 and Ironworkers 66 on October 30, 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.*