# Sizing US/CA vs Code Snap

The clearest difference is rating: Code Snap at 5.0 against Sizing US/CA's 3.2. Code Snap also leads on ads (none vs shown) and update cadence (every 2 weeks vs every 6 weeks). Sizing US/CA's advantage is in-app purchases (none vs 3) and ratings volume (13 vs 3). On price and device support there is nothing between them.

Both are free to download. Code Snap sells 3 one-off in-app purchases. Sizing US/CA asks for nothing beyond the download.

Code Snap holds the better App Store score, 5.0 against 3.2. Both are backed by a comparable volume of ratings — 13 and 3 respectively.

Sizing US/CA ships an update every 6 weeks, Code Snap every 2 weeks. The most recent releases landed on June 3, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | Sizing US/CA | Code Snap |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.2 (13 ratings)](https://appshunter.io/ios/app/sizing-usca/id1420112805/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/code-snap-ai-plumbing/id6754468743/reviews)** |
| Number of ratings | **13** | 3 |
| Positive reviews | 11.1% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Every 2 weeks** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 27 MB | 17 MB |
| Requires iOS | **10.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Gastite Products LLC](https://appshunter.io/developer/668653608) | [Magnitude LLC](https://appshunter.io/developer/703754875) |

## What reviewers say

### Sizing US/CA

[App page](https://appshunter.io/ios/app/sizing-usca/id1420112805)

This utility app helps installers determine the correct size of flexible gas piping for their projects. It calculates the appropriate pipe size based on gas type, tubing length, supply pressure, and flow capacity. Users can also access installation guides and product information.

**Highlights:** Flexible gas pipe sizing, US and CA location selector, Automatic value adjustment, Certification card access, Installation guide viewer, Product search, Direct contact with developer

**Features:** macOS Compatibility

**In-app purchases:** none


### Code Snap

[App page](https://appshunter.io/ios/app/code-snap-ai-plumbing/id6754468743)

This AI-powered tool provides quick, clear, and professional plumbing code responses based on UPC and IPC standards. It helps professionals understand code intent and application for installations, inspections, and exam preparation, offering jobsite-ready guidance.

**Highlights:** Plumbing code responses (UPC, IPC), AI-powered guidance, Jobsite-ready installation advice, Exam preparation scenarios, Practical troubleshooting, Clear, structured explanations

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter | $0.99 | one-time |
| Basic | $2.99 | one-time |
| Pro | $4.99 | one-time |


## Frequently asked questions

### Is Sizing US/CA free?

Sizing US/CA is free to download, with no in-app purchases.

### Is Code Snap free?

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

### Which has better reviews, Sizing US/CA or Code Snap?

Code Snap is rated higher. Sizing US/CA averages 3.2 out of 5 from 13 ratings, while Code Snap averages 5.0 from 3 ratings.

### Do Sizing US/CA or Code Snap have ads?

Sizing US/CA shows ads; Code Snap does not.

### Which is updated more often, Sizing US/CA or Code Snap?

Sizing US/CA ships an update every 6 weeks, and Code Snap every 2 weeks. Most recently, Sizing US/CA was updated on June 3, 2026 and Code Snap on September 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.*