# PlumberAI vs Plumbing 3D IPC Code Learning

The clearest difference is price: PlumberAI at Free against Plumbing 3D IPC Code Learning's $4.99. PlumberAI also leads on update cadence (every 2 months vs every 4 months) and iOS requirement (15.1 vs 17.0). Plumbing 3D IPC Code Learning's advantage is in-app purchases (none vs 3). On ads and device support there is nothing between them.

PlumberAI is free to download; Plumbing 3D IPC Code Learning costs $4.99 up front. PlumberAI sells 3 in-app purchases, starting at $12.99 per month. Plumbing 3D IPC Code Learning asks for nothing beyond the download.

PlumberAI ships an update every 2 months, Plumbing 3D IPC Code Learning every 4 months. The most recent releases landed on October 2, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | PlumberAI | Plumbing 3D IPC Code Learning |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/plumberai/id6761505636/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Freemium | — |
| Size | 44 MB | 23 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [PlumberAI LLC](https://appshunter.io/developer/1890037797) | [Yuhsiu Lai](https://appshunter.io/developer/433114647) |

## What reviewers say

### PlumberAI

[App page](https://appshunter.io/ios/app/plumberai/id6761505636)

This app serves as a comprehensive toolkit for plumbers, offering exam preparation with practice questions and mock exams. It also helps track on-the-job training hours, provides access to plumbing codes, and includes an AI assistant for instant answers to plumbing queries.

**Highlights:** Exam preparation with practice questions, Mock exams and weak area tracking, OJT hours log and affidavit generator, IPC code sections and reference materials, AI-powered plumbing assistant, Plumbing supply finder, License renewal links

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PlumberAI Pro | $12.99 | per month |
| PlumberAI Pro Annual | $129.99 | per year |
| PlumberAI Pro | $129.99 | per year |


### Plumbing 3D IPC Code Learning

[App page](https://appshunter.io/ios/app/plumbing-3d-ipc-code-learning/id6774491840)

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

**In-app purchases:** none


## Frequently asked questions

### Is PlumberAI free?

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

### Is Plumbing 3D IPC Code Learning free?

Plumbing 3D IPC Code Learning costs $4.99, with no in-app purchases.

### Do PlumberAI or Plumbing 3D IPC Code Learning have ads?

Neither PlumberAI nor Plumbing 3D IPC Code Learning shows ads.

### Which is updated more often, PlumberAI or Plumbing 3D IPC Code Learning?

PlumberAI ships an update every 2 months, and Plumbing 3D IPC Code Learning every 4 months. Most recently, PlumberAI was updated on October 2, 2026 and Plumbing 3D IPC Code Learning on October 12, 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.*