# IW 33 vs IWSBC

The clearest difference is rating: IWSBC at 5.0 against IW 33's 4.3. IWSBC also leads on update cadence (every 6 weeks vs every 3 months). IW 33's advantage is ratings volume (6 vs 1). 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.

IWSBC holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: IW 33 has 6 ratings behind it against 1, so its average is the more settled of the two.

IW 33 ships an update every 3 months, IWSBC every 6 weeks. The most recent releases landed on October 9, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | IW 33 | IWSBC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (6 ratings)](https://appshunter.io/ios/app/iw-33/id1601091146/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/iwsbc/id6587651603/reviews)** |
| Number of ratings | **6** | 1 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 117 MB | 117 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Iron Workers Local Union 33](https://appshunter.io/developer/1601091148) | [Bridge Structural & Ornamental Iron Workers Intl HSSN 10](https://appshunter.io/developer/1589772311) |

## What reviewers say

### IW 33

[App page](https://appshunter.io/ios/app/iw-33/id1601091146)

Stay informed about your union with access to local information, news, and upcoming events. Receive push notifications for important updates and find resources for mental wellness and political involvement.

**Highlights:** Local union information, Announcements and events, Push notifications, Mental health resources, Political information

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### IWSBC

[App page](https://appshunter.io/ios/app/iwsbc/id6587651603)

This app serves as a mobile resource hub for members, offering access to safety guidelines, training modules, and mental health support. It provides essential tools like safety checklists and important documents to enhance on-the-job safety and productivity.

**Highlights:** Safety guidelines and procedures, Comprehensive training modules, Mental health support resources, Safety checklists and bulletins, Access to important documents

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is IW 33 free?

IW 33 is free to download, with no in-app purchases.

### Is IWSBC free?

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

### Which has better reviews, IW 33 or IWSBC?

IWSBC is rated higher. IW 33 averages 4.3 out of 5 from 6 ratings, while IWSBC averages 5.0 from 1 ratings.

### Do IW 33 or IWSBC have ads?

Neither IW 33 nor IWSBC shows ads.

### Which is updated more often, IW 33 or IWSBC?

IW 33 ships an update every 3 months, and IWSBC every 6 weeks. Most recently, IW 33 was updated on October 9, 2026 and IWSBC on October 11, 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.*