# Insulators Local 19 vs Insulators Union

The clearest difference is rating: Insulators Local 19 at 5.0 against Insulators Union's 4.0. Insulators Union's advantage is update cadence (monthly vs every 4 months) and ratings volume (46 vs 3). On price, ads, in-app purchases and monetization model 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 4.0. That said, the two scores are not equally well evidenced: Insulators Union has 46 ratings behind it against 3, so its average is the more settled of the two.

Insulators Local 19 ships an update every 4 months, Insulators Union monthly. The most recent releases landed on June 2, 2026 and August 19, 2026 respectively.

## The numbers

| Metric | Insulators Local 19 | Insulators Union |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/insulators-local-19/id1663597381/reviews)** | [4.0 (46 ratings)](https://appshunter.io/ios/app/insulators-union/id6446280787/reviews) |
| Number of ratings | 3 | **46** |
| Positive reviews | — | 41.7% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Free | Free |
| Size | 116 MB | 141 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Intl Assoc Of Heat And Frost Insulators And Allied Workers Local 19](https://appshunter.io/developer/1663597383) | [International Association of Heat & Frost Insulators and Asbestos Workers, Inc.](https://appshunter.io/developer/1677115376) |

## What reviewers say

### 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


### Insulators Union

[App page](https://appshunter.io/ios/app/insulators-union/id6446280787)

This app provides union members with news, updates, and resources related to their industry and contracts. It offers features like a call board, contact information, and a way to report violations, aiming to empower members and enhance their understanding of union benefits.

**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


## Frequently asked questions

### Is Insulators Local 19 free?

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

### Is Insulators Union free?

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

### Which has better reviews, Insulators Local 19 or Insulators Union?

Insulators Local 19 is rated higher. Insulators Local 19 averages 5.0 out of 5 from 3 ratings, while Insulators Union averages 4.0 from 46 ratings.

### Do Insulators Local 19 or Insulators Union have ads?

Neither Insulators Local 19 nor Insulators Union shows ads.

### Which is updated more often, Insulators Local 19 or Insulators Union?

Insulators Local 19 ships an update every 4 months, and Insulators Union monthly. Most recently, Insulators Local 19 was updated on June 2, 2026 and Insulators Union on August 19, 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.*