# EMF Field Detector RF Scanner vs EMF Detector

The clearest difference is review sentiment: EMF Field Detector RF Scanner at 84% against EMF Detector's 25%. EMF Field Detector RF Scanner also leads on ratings volume (5.5K vs 319) and rating (4.5 vs 4.3). EMF Detector's advantage is price (Free vs $4.99) and ads (none vs shown). On update cadence, in-app purchases, monetization model and device support there is nothing between them.

EMF Detector is free to download; EMF Field Detector RF Scanner costs $4.99 up front. EMF Field Detector RF Scanner sells 2 one-off in-app purchases and EMF Detector sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

EMF Field Detector RF Scanner holds the better App Store score, 4.5 against 4.3. That said, the two scores are not equally well evidenced: EMF Field Detector RF Scanner has 5.5K ratings behind it against 319, so its average is the more settled of the two. Written reviews point the same way: 84% of EMF Field Detector RF Scanner's written reviews are positive against 25% of EMF Detector's.

EMF Field Detector RF Scanner ships an update every 3 weeks, EMF Detector every 2 weeks. The most recent releases landed on September 29, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | EMF Field Detector RF Scanner | EMF Detector |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[4.5 (5.5K ratings)](https://appshunter.io/ios/app/emf-field-detector-rf-scanner/id836603095/reviews)** | [4.3 (319 ratings)](https://appshunter.io/ios/app/emf-detector-radiation-reader/id6572300713/reviews) |
| Number of ratings | **5.5K** | 319 |
| Positive reviews | **84.1% of reviews** | 25.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | **#193** | — |
| Size | 56 MB | 11 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jorge Gregorio Martin Bello](https://appshunter.io/developer/567988393) | [新雨 李](https://appshunter.io/developer/1559932632) |

## What reviewers say

### EMF Field Detector RF Scanner

[App page](https://appshunter.io/ios/app/emf-field-detector-rf-scanner/id836603095)

**Currently charting:** #193 Top Paid · Utilities (US App Store)

Detect electromagnetic fields (EMF) using your device's sensors. Get alerted to high magnetic fields and potential radiation sources in your home. Useful for identifying hidden emitters and understanding your environment.

**Highlights:** Detects electromagnetic fields (EMF), Warns of high magnetic fields with beeps, Measures magnetic force on three axes, Records readings with time and date stamps, Stores up to 100 records, Sends measurements via email

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Pack | $4.99 | one-time |
| Special Offer | $4.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Accurate readings
- 💡 Useful for detecting EMF
- 🔍 Helps identify problem areas
- 📊 Provides clear data and insights

**What reviewers complain about**

- 🐛 Occasional glitches or inconsistent readings
- 🔋 Concerns about phone's own EMF emissions
- 💰 Premium version required for full functionality

**Reported bugs**

- App freezes or stops working after updates
- Readings not always accurate or reliable

**Requested features**

- Ability to export data
- More detailed explanations and guidance
- Compatibility with other EMF measurement devices


### 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 |


## Frequently asked questions

### Is EMF Field Detector RF Scanner free?

EMF Field Detector RF Scanner costs $4.99, and also offers in-app purchases.

### Is EMF Detector free?

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

### Which has better reviews, EMF Field Detector RF Scanner or EMF Detector?

EMF Field Detector RF Scanner is rated higher. EMF Field Detector RF Scanner averages 4.5 out of 5 from 5.5K ratings, while EMF Detector averages 4.3 from 319 ratings.

### Do EMF Field Detector RF Scanner or EMF Detector have ads?

EMF Field Detector RF Scanner shows ads; EMF Detector does not.

### Which is updated more often, EMF Field Detector RF Scanner or EMF Detector?

EMF Field Detector RF Scanner ships an update every 3 weeks, and EMF Detector every 2 weeks. Most recently, EMF Field Detector RF Scanner was updated on September 29, 2026 and EMF Detector on September 30, 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.*