IW 451 vs Insulators Local 19
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
IW 451
This app provides union members with essential information about their benefits, industry news, and union activities. It serves as a tool to enhance understanding of their role and available resources.
- General News & Updates
- Industry & Contract Updates
- Call Board Integration
- Contact Information
- Report Violations
- Political Action & Organizing
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The IW 451 mobile app is designed to educate, engage and empower our Members. This app is to be used as a tool to better understand the benefits available to our Members working in the Industry. This app is only available to IW 451 Members. Items Included: • General News & Updates from Local 451 • Industry & Contract Specific Updates & Events • Call Board Integration • Contact Information • Report Violations • Political Action & Organizing & more! We are proud of our Local 451 Members & intend for this tool to help our Members better understand their role in their Union and the benefits available to them.
Insulators Local 19
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.
- General News & Updates
- Industry & Contract Updates
- Call Board Integration
- Contact Information
- Report Violations
- Political Action & Organizing
Read full descriptionHide full description
The Insulators Local 19 mobile app is designed to educate, engage and empower our Members. This app is to be used as a tool to better understand the benefits available to our Members working in the Industry. This app is only available to Insulators Local 19 Members. Items Included: • General News & Updates from Insulators Local 19 • Industry & Contract Specific Updates & Events • Call Board Integration • Contact Information • Report Violations • Political Action & Organizing & more! We are proud of our Insulators Local 19 Members & intend for this tool to help our Members better understand their role in their Union and the benefits available to them.
Screenshots
Verdict
IW 451 and Insulators Local 19 are too close to call on the numbers: across 9 compared parameters — price, rating, ratings volume and update cadence among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 5.0 for IW 451 against 5.0 for Insulators Local 19. Both are backed by a comparable volume of ratings — 2 and 3 respectively.
IW 451 ships an update every 5 months, Insulators Local 19 every 4 months. The most recent releases landed on October 24, 2026 and October 19, 2026 respectively.
| Parameter | IW 451 | Insulators Local 19 |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) | 5.0 (3 ratings) |
| Number of ratings | 2 | 3 — better |
| Update frequency | Every 5 months | Every 4 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 | 12.0 |
| Further details — not scored | ||
| Size | 117 MB | 116 MB |
| Age rating | 17+ | 17+ |
| Developer | Iron Workers Local 451 | Intl Assoc Of Heat And Frost Insulators And Allied Workers Local 19 |
Customer experience
IW 451
Insulators Local 19
In-app purchases
IW 451
No in-app purchases
Insulators Local 19
No in-app purchases
Questions
Is IW 451 free?
Is Insulators Local 19 free?
Which has better reviews, IW 451 or Insulators Local 19?
Do IW 451 or Insulators Local 19 have ads?
Which is updated more often, IW 451 or Insulators Local 19?
Other comparisons
