# EMF Radiation Detector Reader vs Magnetometer

The clearest difference is price: EMF Radiation Detector Reader at Free against Magnetometer's $0.99. EMF Radiation Detector Reader also leads on ratings volume (4.7K vs 13) and update cadence (every 7 months vs every 34 months). Magnetometer's advantage is in-app purchases (none vs 2) and ads (none vs shown). On rating and iOS requirement there is nothing between them.

EMF Radiation Detector Reader is free to download; Magnetometer costs $0.99 up front. EMF Radiation Detector Reader sells 2 in-app purchases, starting at $1.99 per 7 days. Magnetometer asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.5 for EMF Radiation Detector Reader against 4.4 for Magnetometer. That said, the two scores are not equally well evidenced: EMF Radiation Detector Reader has 4.7K ratings behind it against 13, so its average is the more settled of the two. Written reviews are what separate them: 53% of EMF Radiation Detector Reader's written reviews are positive against 86% of Magnetometer's.

EMF Radiation Detector Reader ships an update every 7 months, Magnetometer every 34 months. The most recent releases landed on September 24, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | EMF Radiation Detector Reader | Magnetometer |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.5 (4.7K ratings)](https://appshunter.io/ios/app/emf-radiation-detector-reader/id1507914734/reviews)** | [4.4 (13 ratings)](https://appshunter.io/ios/app/magnetometer/id1662997574/reviews) |
| Number of ratings | **4.7K** | 13 |
| Positive reviews | 52.8% of reviews | **85.7% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 7 months** | Every 34 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 20 MB | 2 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Rounding Squares BV](https://appshunter.io/developer/976539506) | [Bogdan Gavriluta](https://appshunter.io/developer/1584690995) |

## What reviewers say

### EMF Radiation Detector Reader

[App page](https://appshunter.io/ios/app/emf-radiation-detector-reader/id1507914734)

Detect electromagnetic fields (EMF) around you using your phone's sensors. Identify high-radiation zones in your home and workplace to better organize your environment and potentially improve well-being. Measure EMF emitted by various electronic devices and appliances.

**Highlights:** Detect EMF radiation, Measure EMF levels, Identify risk zones, Organize living space, Measure appliance emissions, No expensive equipment needed

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| EMF Radiation Detector Premium Week | $1.99 | per 7 days |
| EMF Radiation Detector Premium Year | $9.99 | per year |

**What reviewers like**

- 👍 Works well around microwave
- 👍 Consistent results
- 👍 Useful tool for detecting EMF
- 👍 Legit EMF detection
- 👍 Helps find problem areas

**What reviewers complain about**

- 🐛 Ads cover reading numbers
- 🔍 Unclear how to interpret readings
- ⚠️ Questionable accuracy, only detects magnets
- 🔍 No explanation of safe/unsafe levels
- 🐛 Doesn't detect radio frequencies

**Reported bugs**

- Readings inconsistent or inaccurate
- Doesn't work as expected, only detects magnets

**Requested features**

- Add sound or vibration alerts for high EMF
- Provide more information on EMF levels and safety
- Improve layout to avoid ads covering readings


### 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 EMF Radiation Detector Reader free?

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

### Is Magnetometer free?

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

### Which has better reviews, EMF Radiation Detector Reader or Magnetometer?

EMF Radiation Detector Reader is rated higher. EMF Radiation Detector Reader averages 4.5 out of 5 from 4.7K ratings, while Magnetometer averages 4.4 from 13 ratings.

### Do EMF Radiation Detector Reader or Magnetometer have ads?

EMF Radiation Detector Reader shows ads; Magnetometer does not.

### Which is updated more often, EMF Radiation Detector Reader or Magnetometer?

EMF Radiation Detector Reader ships an update every 7 months, and Magnetometer every 34 months. Most recently, EMF Radiation Detector Reader was updated on September 24, 2026 and Magnetometer on September 7, 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.*