# IAPMO Codes vs Journeyman Plumber Study Guide

The clearest difference is rating: IAPMO Codes at 3.8 against Journeyman Plumber Study Guide's 3.0. IAPMO Codes also leads on in-app purchases (none vs 3) and ads (none vs shown). Journeyman Plumber Study Guide's advantage is iOS requirement (13.4 vs 15.0). On price, review sentiment, ratings volume and update cadence there is nothing between them.

Both are free to download. Journeyman Plumber Study Guide sells 3 in-app purchases, starting at $2.99 per 7 days. IAPMO Codes asks for nothing beyond the download.

IAPMO Codes holds the better App Store score, 3.8 against 3.0. Both are backed by a comparable volume of ratings — 6 and 3 respectively. Written reviews split almost evenly too, at 0% and 0% positive.

IAPMO Codes ships an update every 7 months, Journeyman Plumber Study Guide every 6 months. The most recent releases landed on September 17, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | IAPMO Codes | Journeyman Plumber Study Guide |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (6 ratings)](https://appshunter.io/ios/app/iapmo-codes/id1457481184/reviews)** | [3.0 (3 ratings)](https://appshunter.io/ios/app/journeyman-plumber-study-guide/id6479639351/reviews) |
| Number of ratings | **6** | 3 |
| Positive reviews | 0.0% of reviews | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Every 6 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 22 MB | 35 MB |
| Requires iOS | 15.0 | **13.4** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [IAPMO](https://appshunter.io/developer/1455422752) | [Jignasha Joshi](https://appshunter.io/developer/1699384056) |

## What reviewers say

### IAPMO Codes

[App page](https://appshunter.io/ios/app/iapmo-codes/id1457481184)

Access and manage your purchased IAPMO codes, including the UPC, UMC, and others. Make annotations, record voice notes, and view content offline. Stay informed with code errata, committee information, and breaking news.

**Highlights:** View purchased IAPMO codes, Offline access, Make annotations, Voice recordings, Access code errata, View development timeline, Direct access to engineering staff

**Features:** macOS Compatibility

**In-app purchases:** none


### Journeyman Plumber Study Guide

[App page](https://appshunter.io/ios/app/journeyman-plumber-study-guide/id6479639351)

Prepare for your Journeyman Plumber Exam with this comprehensive study guide. It offers randomized mock tests, an extensive question bank covering key plumbing topics, and progress tracking to identify areas for improvement. Bookmark questions and review weak areas to ensure success on your exam.

**Highlights:** Randomized mock tests, Extensive question bank, Progress tracking, Bookmark weak questions, Review previous tests, Appearance settings

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access - 7 Days | $2.99 | per 7 days |
| Premium Access - 30 Days | $7.99 | per month |
| Remove Ads | $9.99 | one-time |


## Frequently asked questions

### Is IAPMO Codes free?

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

### Is Journeyman Plumber Study Guide free?

Journeyman Plumber Study Guide is free to download, with in-app purchases available.

### Which has better reviews, IAPMO Codes or Journeyman Plumber Study Guide?

IAPMO Codes is rated higher. IAPMO Codes averages 3.8 out of 5 from 6 ratings, while Journeyman Plumber Study Guide averages 3.0 from 3 ratings.

### Do IAPMO Codes or Journeyman Plumber Study Guide have ads?

Journeyman Plumber Study Guide shows ads; IAPMO Codes does not.

### Which is updated more often, IAPMO Codes or Journeyman Plumber Study Guide?

IAPMO Codes ships an update every 7 months, and Journeyman Plumber Study Guide every 6 months. Most recently, IAPMO Codes was updated on September 17, 2026 and Journeyman Plumber Study Guide on September 25, 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.*