# EMF Detector vs EMF Detector

The clearest difference is review sentiment: EMF Detector at 60% against EMF Detector's 25%. EMF Detector also leads on rating (4.6 vs 4.4). EMF Detector's advantage is ads (none vs shown) and update cadence (every 2 weeks vs every 2 months). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. EMF Detector sells 2 in-app purchases, starting at $4.99 per month and EMF Detector sells 3 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

EMF Detector holds the better App Store score, 4.6 against 4.4. Both are backed by a comparable volume of ratings — 340 and 108 respectively. Written reviews point the same way: 25% of EMF Detector's written reviews are positive against 60% of EMF Detector's.

EMF Detector ships an update every 2 weeks, EMF Detector every 2 months. The most recent releases landed on November 4, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | EMF Detector | EMF Detector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (340 ratings)](https://appshunter.io/ios/app/emf-detector-radiation-reader/id6572300713/reviews) | **[4.6 (108 ratings)](https://appshunter.io/ios/app/emf-detector-gauss-meter/id6747639722/reviews)** |
| Number of ratings | **340** | 108 |
| Positive reviews | 25.0% of reviews | **60.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 11 MB | 191 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [新雨 李](https://appshunter.io/developer/1559932632) | [Neuralful Ai ltd](https://appshunter.io/developer/1707749156) |

## What reviewers say

### EMF Detector

[App page](https://appshunter.io/ios/app/emf-detector-radiation-reader/id6572300713)

Transform your iPhone into an EMF detector to monitor electromagnetic fields. Identify radiation levels in various environments to assess safety at home, work, or in public spaces. Gain insights to make informed decisions about your surroundings.

**Highlights:** EMF monitoring, Electromagnetic field detection, Radiation level measurement, Environmental safety assessment, Real-time EMF readings

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| unlimited features | $4.99 | per month |
| unlimited features | $14.99 | one-time |


### EMF Detector

[App page](https://appshunter.io/ios/app/emf-detector-gauss-meter/id6747639722)

Transform your iPhone into an EMF detector and gauss meter. Measure magnetic fields in real-time, with options for ghost hunting, metal detection, and stud finding. Export your session logs for detailed analysis.

**Highlights:** Live EMF detection with peak hold, Switchable units (µT, mG, Gauss), Zero/calibrate function, Ghost hunt mode with audio/haptics, Metal and stud finder, Session logging with CSV/PDF export

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| week | $3.99 | per 7 days |
| yearlypro | $14.99 | per year |
| emfmeter | $29.99 | one-time |


## Frequently asked questions

### Is EMF Detector free?

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

### Is EMF Detector free?

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

### Which has better reviews, EMF Detector or EMF Detector?

EMF Detector is rated higher. EMF Detector averages 4.4 out of 5 from 340 ratings, while EMF Detector averages 4.6 from 108 ratings.

### Do EMF Detector or EMF Detector have ads?

EMF Detector shows ads; EMF Detector does not.

### Which is updated more often, EMF Detector or EMF Detector?

EMF Detector ships an update every 2 weeks, and EMF Detector every 2 months. Most recently, EMF Detector was updated on November 4, 2026 and EMF Detector on November 6, 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.*