# Plumbing Exam Prep 2026 vs Building Code Inspector 3D Pro

The clearest difference is in-app purchases: Building Code Inspector 3D Pro at none against Plumbing Exam Prep 2026's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Plumbing Exam Prep 2026 sells 3 in-app purchases, starting at $9.99 per month. Building Code Inspector 3D Pro asks for nothing beyond the download.

## The numbers

| Metric | Plumbing Exam Prep 2026 | Building Code Inspector 3D Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | — |
| Size | 3 MB | 163 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [MD Shahariar Nazim Joy](https://appshunter.io/developer/1893961943) | [Yuhsiu Lai](https://appshunter.io/developer/433114647) |

## What reviewers say

### Plumbing Exam Prep 2026

[App page](https://appshunter.io/ios/app/plumbing-exam-prep-2026/id6783826632)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $9.99 | per month |
| Pro Yearly | $49.99 | per year |
| Premium Lifetime | $99.99 | one-time |


### Building Code Inspector 3D Pro

[App page](https://appshunter.io/ios/app/building-code-inspector-3d-pro/id6805654046)

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

**In-app purchases:** none


## Frequently asked questions

### Is Plumbing Exam Prep 2026 free?

Plumbing Exam Prep 2026 is free to download, with in-app purchases available.

### Is Building Code Inspector 3D Pro free?

Building Code Inspector 3D Pro is free to download, with no in-app purchases.

### Do Plumbing Exam Prep 2026 or Building Code Inspector 3D Pro have ads?

Neither Plumbing Exam Prep 2026 nor Building Code Inspector 3D Pro shows ads.

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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.*