# EMF Detector (Scanner) vs EMF Detector

The clearest difference is rating: EMF Detector at 3.9 against EMF Detector (Scanner)'s 1.0. EMF Detector also leads on in-app purchases (none vs 2) and ratings volume (9 vs 1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. EMF Detector (Scanner) sells 2 one-off in-app purchases. EMF Detector asks for nothing beyond the download.

EMF Detector holds the better App Store score, 3.9 against 1.0. That said, the two scores are not equally well evidenced: EMF Detector has 9 ratings behind it against 1, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 28, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | EMF Detector (Scanner) | EMF Detector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/emf-detector-scanner/id6759452241/reviews) | **[3.9 (9 ratings)](https://appshunter.io/ios/app/emf-detector-emf-meter/id6759903916/reviews)** |
| Number of ratings | 1 | **9** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Weekly | Weekly |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 6 MB | 53 MB |
| Requires iOS | 17.6 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [JongMin Lee](https://appshunter.io/developer/1796849061) | [Kyu-Hee Jang](https://appshunter.io/developer/1587578867) |

## What reviewers say

### EMF Detector (Scanner)

[App page](https://appshunter.io/ios/app/emf-detector-scanner/id6759452241)

Visualize electromagnetic field activity using your device's magnetometer. Monitor real-time changes with clear graphs and history logs. Useful for checking electronics and exploring magnetic environments.

**Highlights:** Real-time EMF meter, Live waveform and graph views, FFT frequency analysis, Signal change detection, Measurement history, Export options (PDF, video), Interactive sound effects

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Premium Pass | $0.99 | one-time |
| 1 Year Premium Pass | $2.99 | one-time |


### EMF Detector

[App page](https://appshunter.io/ios/app/emf-detector-emf-meter/id6759903916)

This app uses your phone's magnetometer to measure and display magnetic fields. It offers standard readings with safety levels and a paranormal mode for ghost hunting. You can track measurements over time, export data, and explore sources of EMF.

**Highlights:** Live magnetic field gauge, Standard and paranormal measurement modes, Source finding tool, Measurement history and trends, CSV data export, Spirit Box feature for entertainment

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

**In-app purchases:** none


## Frequently asked questions

### Is EMF Detector (Scanner) free?

EMF Detector (Scanner) is free to download, with in-app purchases available.

### Is EMF Detector free?

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

### Which has better reviews, EMF Detector (Scanner) or EMF Detector?

EMF Detector is rated higher. EMF Detector (Scanner) averages 1.0 out of 5 from 1 ratings, while EMF Detector averages 3.9 from 9 ratings.

### Do EMF Detector (Scanner) or EMF Detector have ads?

Both EMF Detector (Scanner) and EMF Detector show ads.

### Which is updated more often, EMF Detector (Scanner) or EMF Detector?

EMF Detector (Scanner) ships an update weekly, and EMF Detector weekly. Most recently, EMF Detector (Scanner) was updated on October 28, 2026 and EMF Detector 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.*