# Iron Workers 384 vs Insulators Local 19

The clearest difference is rating: Insulators Local 19 at 5.0 against Iron Workers 384's 4.5. Insulators Local 19 also leads on iOS requirement (12.0 vs 15.0). Iron Workers 384's advantage is ratings volume (11 vs 3). 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.

Insulators Local 19 holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 11 and 3 respectively.

Iron Workers 384 ships an update every 5 months, Insulators Local 19 every 4 months. Both last shipped on November 3, 2026.

## The numbers

| Metric | Iron Workers 384 | Insulators Local 19 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (11 ratings)](https://appshunter.io/ios/app/iron-workers-384/id1608179361/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/insulators-local-19/id1663597381/reviews)** |
| Number of ratings | **11** | 3 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 4 months** |
| Monetization | Free | Free |
| Size | 107 MB | 116 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Workers Local 384](https://appshunter.io/developer/1608179363) | [Intl Assoc Of Heat And Frost Insulators And Allied Workers Local 19](https://appshunter.io/developer/1663597383) |

## What reviewers say

### Iron Workers 384

[App page](https://appshunter.io/ios/app/iron-workers-384/id1608179361)

This app provides Iron Workers 384 members with access to union news, industry updates, and important contact information. It serves as a tool to understand available benefits and engage with union activities.

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

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

**In-app purchases:** none


### Insulators Local 19

[App page](https://appshunter.io/ios/app/insulators-local-19/id1663597381)

This app provides members with essential information about their union benefits, industry updates, and union activities. It serves as a communication tool for news, events, and reporting violations. Access is restricted to Insulators Local 19 members.

**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


## Frequently asked questions

### Is Iron Workers 384 free?

Iron Workers 384 is free to download, with no in-app purchases.

### Is Insulators Local 19 free?

Insulators Local 19 is free to download, with no in-app purchases.

### Which has better reviews, Iron Workers 384 or Insulators Local 19?

Insulators Local 19 is rated higher. Iron Workers 384 averages 4.5 out of 5 from 11 ratings, while Insulators Local 19 averages 5.0 from 3 ratings.

### Do Iron Workers 384 or Insulators Local 19 have ads?

Neither Iron Workers 384 nor Insulators Local 19 shows ads.

### Which is updated more often, Iron Workers 384 or Insulators Local 19?

Iron Workers 384 ships an update every 5 months, and Insulators Local 19 every 4 months. Most recently, Iron Workers 384 was updated on November 3, 2026 and Insulators Local 19 on November 3, 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.*