# iWeld vs Coating Inspector

The clearest difference is in-app purchases: iWeld at none against Coating Inspector's 4. Coating Inspector's advantage is update cadence (every 5 months vs every 64 months) and iOS requirement (16.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Coating Inspector sells 4 in-app purchases, starting at $14.99 per month. iWeld asks for nothing beyond the download.

iWeld ships an update every 64 months, Coating Inspector every 5 months. The most recent releases landed on September 18, 2026 and September 6, 2026 respectively.

## The numbers

| Metric | iWeld | Coating Inspector |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 64 months | **Every 5 months** |
| Monetization | Free | — |
| Size | 1 MB | 43 MB |
| Requires iOS | 26.0 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ControlPoint](https://appshunter.io/developer/1048547450) | [Austenite Pty Ltd](https://appshunter.io/developer/1525502686) |

## 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


### Coating Inspector

[App page](https://appshunter.io/ios/app/coating-inspector/id6744104002)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $14.99 | per month |
| Yearly: Subscription | $29.00 | per year |
| 12 Months Plan | $29.00 | per year |
| Premium Yearly | $44.99 | per year |


## Frequently asked questions

### Is iWeld free?

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

### Is Coating Inspector free?

Coating Inspector is free to download, with in-app purchases available.

### Do iWeld or Coating Inspector have ads?

Neither iWeld nor Coating Inspector shows ads.

### Which is updated more often, iWeld or Coating Inspector?

iWeld ships an update every 64 months, and Coating Inspector every 5 months. Most recently, iWeld was updated on September 18, 2026 and Coating Inspector on September 6, 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.*