# iWeld vs PCN Verifier

The clearest difference is review sentiment: iWeld at 100% against PCN Verifier's 0%. PCN Verifier's advantage is update cadence (every 15 months vs every 64 months) and iOS requirement (17 vs 26.0). 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.

iWeld ships an update every 64 months, PCN Verifier every 15 months. Both last shipped on November 1, 2026.

## The numbers

| Metric | iWeld | PCN Verifier |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | **100.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 64 months | **Every 15 months** |
| Monetization | Free | Free |
| Size | 1 MB | 5 MB |
| Requires iOS | 26.0 | **17** |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [ControlPoint](https://appshunter.io/developer/1048547450) | [The British Institute of Non-Destructive Testing](https://appshunter.io/developer/554280129) |

## What reviewers say

### iWeld

[App page](https://appshunter.io/ios/app/iweld/id573150022)

This app calculates optimal joint parameters for manual butt fusion machines. It guides users through the fusion process with timers and helpful tips. Compatible with various Welda and Bulldog models.

**Highlights:** Automatic weld parameter calculation, Supports multiple Welda and Bulldog models, Provides pre-set timers, Offers handy hints and guidance, Clear and concise information display

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

**In-app purchases:** none


### PCN Verifier

[App page](https://appshunter.io/ios/app/pcn-verifier/id991344776)

Verify the certification status of NDT practitioners through the PCN Certification Scheme. This app allows users to search for and confirm the credentials of personnel certified against international and European standards.

**Highlights:** Search for PCN certified NDT practitioners, Verify practitioner certifications, Access international and European standards, Check personnel credentials, Official certification lookup tool

**In-app purchases:** none


## Frequently asked questions

### Is iWeld free?

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

### Is PCN Verifier free?

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

### Do iWeld or PCN Verifier have ads?

Neither iWeld nor PCN Verifier shows ads.

### Which is updated more often, iWeld or PCN Verifier?

iWeld ships an update every 64 months, and PCN Verifier every 15 months. Most recently, iWeld was updated on November 1, 2026 and PCN Verifier on November 1, 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.*