# Metal Detector EMF vs Magnetic Sensor

The clearest difference is in-app purchases: Magnetic Sensor at none against Metal Detector EMF's 1. Magnetic Sensor also leads on update cadence (fortnightly vs every 9 months). Metal Detector EMF's advantage is ads (none vs shown) and iOS requirement (13.0 vs 15.1). On price and device support there is nothing between them.

Both are free to download. Metal Detector EMF sells 1 one-off in-app purchase. Magnetic Sensor asks for nothing beyond the download.

Metal Detector EMF ships an update every 9 months, Magnetic Sensor fortnightly. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Metal Detector EMF | Magnetic Sensor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (2.5K ratings)](https://appshunter.io/ios/app/metal-detector-emf/id1073102084/reviews)** | — |
| Number of ratings | **2.5K** | — |
| Positive reviews | 68.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 11 MB | 25 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ExaMobile S.A.](https://appshunter.io/developer/506014841) | [Seonggon Sim](https://appshunter.io/developer/1565259950) |

## What reviewers say

### Metal Detector EMF

[App page](https://appshunter.io/ios/app/metal-detector-emf/id1073102084)

This application uses your smartphone's magnetic sensor to detect nearby metal objects. It can help you find hidden metallic items, act as a treasure hunting tool, or even assist in ghost hunting by visualizing magnetic field trends. Requires a device with a magnetic sensor to function.

**Highlights:** Detects nearby metal, Measures magnetic field, Finds hidden metallic objects, Acts as a treasure hunter tool, Assists ghost hunters, Visualizes reading trends with a graph

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AdBlock - Remove ads | $1.99 | one-time |

**What reviewers like**

- 🚀 Works great
- 👍 Surprisingly accurate
- 🔍 Helpful for finding lost items
- 💡 Innovative use of phone sensors
- 🔍 Useful for locating property markers

**What reviewers complain about**

- 🐛 Inconsistent performance
- 🔍 Limited detection range
- 🔍 Only detects magnetic metals
- 🔋 Drains battery quickly

**Reported bugs**

- Settings page not functioning
- App crashes on some devices
- Inaccurate readings in certain situations

**Requested features**

- Ability to detect non-magnetic metals
- Improved sensitivity and detection range
- Option to calibrate the sensor
- Metal identification feature


### Magnetic Sensor

[App page](https://appshunter.io/ios/app/magnetic-sensor/id6764468454)

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

**In-app purchases:** none


## Frequently asked questions

### Is Metal Detector EMF free?

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

### Is Magnetic Sensor free?

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

### Do Metal Detector EMF or Magnetic Sensor have ads?

Magnetic Sensor shows ads; Metal Detector EMF does not.

### Which is updated more often, Metal Detector EMF or Magnetic Sensor?

Metal Detector EMF ships an update every 9 months, and Magnetic Sensor fortnightly. Most recently, Metal Detector EMF was updated on November 2, 2026 and Magnetic Sensor 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.*