# nor vs Wall Detector Stud Finder

The clearest difference is in-app purchases: nor at none against Wall Detector Stud Finder's 4. nor also leads on iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Wall Detector Stud Finder sells 4 in-app purchases, starting at $5.99 per 7 days. nor asks for nothing beyond the download.

nor ships an update every 4 weeks, Wall Detector Stud Finder every 2 weeks. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | nor | Wall Detector Stud Finder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.0 (2 ratings)](https://appshunter.io/ios/app/wall-detector-stud-finder/id6776188744/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 2 weeks** |
| Monetization | — | Freemium |
| Size | 64 MB | 18 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [H&K INTERNATIONAL TRADE LIMITED (CHINA)](https://appshunter.io/developer/1615349818) | [veysel yesilmen](https://appshunter.io/developer/1801211273) |

## What reviewers say

### nor

[App page](https://appshunter.io/ios/app/nor-tec-obdii/id6756691113)

**In-app purchases:** none


### Wall Detector Stud Finder

[App page](https://appshunter.io/ios/app/wall-detector-stud-finder/id6776188744)

Transform your iPhone into a wall scanning toolkit. Detect wood studs, metal pipes, screws, and nails before drilling. Features include a live signal gauge, sound and haptic alerts, and a built-in level tool for precise mounting.

**Highlights:** Live wall scanner with magnetic field readings, Signal strength gauge, Wood, metal, screw, and nail detection, Sound and haptic alerts, AI Fix assistant for DIY questions, Level tool

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $5.99 | per 7 days |
| Weekly Pro | $5.99 | per 7 days |
| Pro Yearly | $19.99 | per year |
| Yearly Pro | $39.99 | per year |


## Frequently asked questions

### Is nor free?

nor is free to download, with no in-app purchases.

### Is Wall Detector Stud Finder free?

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

### Do nor or Wall Detector Stud Finder have ads?

Neither nor nor Wall Detector Stud Finder shows ads.

### Which is updated more often, nor or Wall Detector Stud Finder?

nor ships an update every 4 weeks, and Wall Detector Stud Finder every 2 weeks. Most recently, nor was updated on October 25, 2026 and Wall Detector Stud Finder on October 31, 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.*