# i Metal Detector vs Magnetometer

The clearest difference is review sentiment: Magnetometer at 86% against i Metal Detector's 30%. Magnetometer also leads on ads (none vs shown) and rating (4.4 vs 4.2). i Metal Detector's advantage is price (Free vs $0.99) and update cadence (every 2 months vs every 34 months). On ratings volume and in-app purchases there is nothing between them.

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

Magnetometer holds the better App Store score, 4.4 against 4.2. Both are backed by a comparable volume of ratings — 25 and 13 respectively. Written reviews point the same way: 30% of i Metal Detector's written reviews are positive against 86% of Magnetometer's.

i Metal Detector ships an update every 2 months, Magnetometer every 34 months. The most recent releases landed on October 19, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | i Metal Detector | Magnetometer |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [4.2 (25 ratings)](https://appshunter.io/ios/app/i-metal-detector/id1032659582/reviews) | **[4.4 (13 ratings)](https://appshunter.io/ios/app/magnetometer/id1662997574/reviews)** |
| Number of ratings | **25** | 13 |
| Positive reviews | 29.6% of reviews | **85.7% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 34 months |
| Monetization | **Ad-supported** | Paid |
| Size | 6 MB | 2 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [EONSOFT](https://appshunter.io/developer/899851112) | [Bogdan Gavriluta](https://appshunter.io/developer/1584690995) |

## What reviewers say

### i Metal Detector

[App page](https://appshunter.io/ios/app/i-metal-detector/id1032659582)

This utility app transforms your iPhone into a metal detector using its magnetic field sensor. It detects nearby metal objects by measuring variations in the magnetic field. Be cautious not to hold your device too close to strong magnets to prevent potential damage.

**Highlights:** Uses iPhone's magnetic field sensor, Detects nearby metal objects, Measures magnetic field variations, Simple and intuitive interface

**Features:** Vision Pro support

**In-app purchases:** none


### Magnetometer

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

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


## Frequently asked questions

### Is i Metal Detector free?

i Metal Detector is free to download, with no in-app purchases.

### Is Magnetometer free?

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

### Which has better reviews, i Metal Detector or Magnetometer?

Magnetometer is rated higher. i Metal Detector averages 4.2 out of 5 from 25 ratings, while Magnetometer averages 4.4 from 13 ratings.

### Do i Metal Detector or Magnetometer have ads?

i Metal Detector shows ads; Magnetometer does not.

### Which is updated more often, i Metal Detector or Magnetometer?

i Metal Detector ships an update every 2 months, and Magnetometer every 34 months. Most recently, i Metal Detector was updated on October 19, 2026 and Magnetometer on October 9, 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.*