# Metal Detector vs Autrix

The clearest difference is in-app purchases: Autrix at none against Metal Detector's 3. Autrix also leads on update cadence (monthly vs every 5 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Metal Detector sells 3 in-app purchases, starting at $3.99 per 7 days. Autrix asks for nothing beyond the download.

Metal Detector ships an update every 5 months, Autrix monthly. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Metal Detector | Autrix |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (8 ratings)](https://appshunter.io/ios/app/metal-detector-stud-finder/id6747976917/reviews)** | — |
| Number of ratings | **8** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 months | **Monthly** |
| Monetization | Freemium | — |
| Size | 123 MB | 47 MB |
| Requires iOS | 15.6 | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Reena Williams](https://appshunter.io/developer/1708538764) | [NEXTEONS TECHNOLOGIES LLP](https://appshunter.io/developer/1707536009) |

## What reviewers say

### Metal Detector

[App page](https://appshunter.io/ios/app/metal-detector-stud-finder/id6747976917)

This utility app uses your iPhone's sensors to detect metals, studs, and electromagnetic fields. It can also identify lens reflections and analyze WiFi networks for potential surveillance devices, offering a comprehensive scanning tool for security and home improvement.

**Highlights:** Metal and stud detection, Lens reflection scanner, EMF meter, WiFi analyzer, Easy calibration, Lightweight and portable

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $3.99 | per 7 days |
| Weekly Subscription | $5.99 | per 7 days |
| Yearly Subscriptions | $39.99 | per year |


### Autrix

[App page](https://appshunter.io/ios/app/autrix/id6749930316)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Metal Detector free?

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

### Is Autrix free?

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

### Do Metal Detector or Autrix have ads?

Neither Metal Detector nor Autrix shows ads.

### Which is updated more often, Metal Detector or Autrix?

Metal Detector ships an update every 5 months, and Autrix monthly. Most recently, Metal Detector was updated on October 30, 2026 and Autrix on October 28, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*