# Welding Quiz & AWS Study Guide vs PipePrep

The clearest difference is update cadence: PipePrep at every 6 days against Welding Quiz & AWS Study Guide's every 5 weeks. PipePrep also leads on iOS requirement (15.1 vs 17.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Welding Quiz & AWS Study Guide sells 6 in-app purchases, starting at $7.99 per 7 days and PipePrep sells 2 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Welding Quiz & AWS Study Guide against 5.0 for PipePrep. Both are backed by a comparable volume of ratings — 4 and 2 respectively.

Welding Quiz & AWS Study Guide ships an update every 5 weeks, PipePrep every 6 days. The most recent releases landed on October 31, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Welding Quiz & AWS Study Guide | PipePrep |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/welding-quiz-and-aws-study-guide/id6757699521/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/pipeprep-plumber-test-prep/id6796191485/reviews) |
| Number of ratings | **4** | 2 |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 6 days** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 21 MB | 34 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Forwa Elade Wunde](https://appshunter.io/developer/1685241344) | [Michael Briglio](https://appshunter.io/developer/1883573964) |

## What reviewers say

### Welding Quiz & AWS Study Guide

[App page](https://appshunter.io/ios/app/welding-quiz-and-aws-study-guide/id6757699521)

Master welding techniques and AWS standards with engaging quizzes. This app covers a wide range of topics, from safety and tools to specific welding processes and codes. Ideal for students and professionals looking to enhance their knowledge and confidence in the field.

**Highlights:** Comprehensive quiz coverage, AWS study guide, Detailed welding topics, Safety and health modules, Tool and equipment information, Code and standard explanations

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Week | $7.99 | per 7 days |
| 1 Month | $19.99 | per month |
| 1 Year | $29.99 | per year |
| 1500 | $1.99 | one-time |
| 3500 | $2.99 | one-time |
| 9000 | $4.99 | one-time |


### PipePrep

[App page](https://appshunter.io/ios/app/pipeprep-plumber-test-prep/id6796191485)

Prepare for union apprenticeship aptitude tests with AI-powered practice. Master math, reading, and spatial reasoning with detailed explanations and mock interviews. Track application deadlines and access free field tools.

**Highlights:** 10 full-length practice batteries, 1,500+ practice questions with explanations, AI tutor for text or voice queries, Oral interview preparation with mock interviews, Application window tracker, Free field tools (calculators, sizers)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $14.99 | per month |
| Pro Annual | $79.99 | per year |


## Frequently asked questions

### Is Welding Quiz & AWS Study Guide free?

Welding Quiz & AWS Study Guide is free to download, with in-app purchases available.

### Is PipePrep free?

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

### Which has better reviews, Welding Quiz & AWS Study Guide or PipePrep?

Welding Quiz & AWS Study Guide and PipePrep are both rated 5.0 out of 5 on the App Store, from 4 and 2 ratings respectively.

### Do Welding Quiz & AWS Study Guide or PipePrep have ads?

Neither Welding Quiz & AWS Study Guide nor PipePrep shows ads.

### Which is updated more often, Welding Quiz & AWS Study Guide or PipePrep?

Welding Quiz & AWS Study Guide ships an update every 5 weeks, and PipePrep every 6 days. Most recently, Welding Quiz & AWS Study Guide was updated on October 31, 2026 and PipePrep on November 8, 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.*