# Pipe Math Pro vs Stud Finder Pro

The clearest difference is price: Stud Finder Pro at Free against Pipe Math Pro's $9.99. Stud Finder Pro also leads on update cadence (every 5 days vs every 10 months). Pipe Math Pro's advantage is in-app purchases (none vs 3). On ads, device support and iOS requirement there is nothing between them.

Stud Finder Pro is free to download; Pipe Math Pro costs $9.99 up front. Stud Finder Pro sells 3 in-app purchases, starting at $2.99 per 7 days. Pipe Math Pro asks for nothing beyond the download.

Pipe Math Pro ships an update every 10 months, Stud Finder Pro every 5 days. The most recent releases landed on October 5, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Pipe Math Pro | Stud Finder Pro |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | — | **[4.6 (134 ratings)](https://appshunter.io/ios/app/stud-finder-pro-wall-scanner/id6757309084/reviews)** |
| Number of ratings | — | **134** |
| Positive reviews | — | 40.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 5 days** |
| Monetization | — | Free with in-app purchases |
| Size | 4 MB | 21 MB |
| Requires iOS | 17.6 | **16** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Antonio Vitella](https://appshunter.io/developer/1797587730) | [KnotSmith Ltd.](https://appshunter.io/developer/1817434588) |

## What reviewers say

### Pipe Math Pro

[App page](https://appshunter.io/ios/app/pipe-math-pro/id6742253582)

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

**In-app purchases:** none


### Stud Finder Pro

[App page](https://appshunter.io/ios/app/stud-finder-pro-wall-scanner/id6757309084)

Transform your iPhone into a versatile wall scanner. Detect studs, pipes, wires, and rebar with real-time feedback. Get expert guidance on drill bits and anchors, log your projects, and ensure precise alignment with built-in level tools.

**Highlights:** Real-time stud, pipe, and wire detection, Drill bit and anchor recommendations, Construction photo logging with watermarks, Precision level tools (bubble and laser grid), Offline functionality

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stud Finder Pro 1 Week | $2.99 | per 7 days |
| Stud Finder Pro 1 Month | $5.99 | per month |
| Stud Finder Pro 1 Year | $7.99 | per year |


## Frequently asked questions

### Is Pipe Math Pro free?

Pipe Math Pro costs $9.99, with no in-app purchases.

### Is Stud Finder Pro free?

Stud Finder Pro is free to download, with in-app purchases available.

### Do Pipe Math Pro or Stud Finder Pro have ads?

Neither Pipe Math Pro nor Stud Finder Pro shows ads.

### Which is updated more often, Pipe Math Pro or Stud Finder Pro?

Pipe Math Pro ships an update every 10 months, and Stud Finder Pro every 5 days. Most recently, Pipe Math Pro was updated on October 5, 2026 and Stud Finder Pro on October 14, 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.*