# Magnetometer vs StudLink Driver

The clearest difference is price: StudLink Driver at Free against Magnetometer's $0.99. StudLink Driver also leads on update cadence (every 3 weeks vs every 34 months) and device support (3 vs 1). Magnetometer's advantage is chart position (#120 vs unranked). On ads, in-app purchases and iOS requirement there is nothing between them.

StudLink Driver is free to download; Magnetometer costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Magnetometer ships an update every 34 months, StudLink Driver every 3 weeks. The most recent releases landed on October 24, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Magnetometer | StudLink Driver |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.4 (13 ratings)](https://appshunter.io/ios/app/magnetometer/id1662997574/reviews)** | — |
| Number of ratings | **13** | — |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 34 months | **Every 3 weeks** |
| Monetization | Paid | — |
| Best chart rank | **#120** | — |
| Size | 2 MB | 3 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Bogdan Gavriluta](https://appshunter.io/developer/1584690995) | [Guruch Software Solutions](https://appshunter.io/developer/1769304312) |

## What reviewers say

### Magnetometer

[App page](https://appshunter.io/ios/app/magnetometer/id1662997574)

**Currently charting:** #120 Top Paid · Utilities (US App Store)

This application uses your iPhone's compass to detect electromagnetic interference, helping you find metal objects or magnets. It's designed for fun and experimental purposes, not as a professional tool. Discover hidden metal items or simply explore the magnetic fields around you.

**Highlights:** Detects metal and magnets, Uses iPhone's compass, Measures EMF interference, Fun and experimental use, Simple user interface

**In-app purchases:** none


### StudLink Driver

[App page](https://appshunter.io/ios/app/studlink-driver/id6749197621)

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

**In-app purchases:** none


## Frequently asked questions

### Is Magnetometer free?

Magnetometer costs $0.99, with no in-app purchases.

### Is StudLink Driver free?

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

### Do Magnetometer or StudLink Driver have ads?

Neither Magnetometer nor StudLink Driver shows ads.

### Which is updated more often, Magnetometer or StudLink Driver?

Magnetometer ships an update every 34 months, and StudLink Driver every 3 weeks. Most recently, Magnetometer was updated on October 24, 2026 and StudLink Driver on October 12, 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.*