# EMF Radiation Detector Reader vs FreqBox

The clearest difference is rating: EMF Radiation Detector Reader at 4.5 against FreqBox's 3.2. EMF Radiation Detector Reader also leads on ratings volume (4.7K vs 17) and review sentiment (53% vs 38%). FreqBox's advantage is in-app purchases (none vs 2) and ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. EMF Radiation Detector Reader sells 2 in-app purchases, starting at $1.99 per 7 days. FreqBox asks for nothing beyond the download.

EMF Radiation Detector Reader holds the better App Store score, 4.5 against 3.2. That said, the two scores are not equally well evidenced: EMF Radiation Detector Reader has 4.7K ratings behind it against 17, so its average is the more settled of the two. Written reviews point the same way: 53% of EMF Radiation Detector Reader's written reviews are positive against 38% of FreqBox's.

EMF Radiation Detector Reader ships an update every 7 months, FreqBox every 4 days. The most recent releases landed on October 15, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | EMF Radiation Detector Reader | FreqBox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (4.7K ratings)](https://appshunter.io/ios/app/emf-radiation-detector-reader/id1507914734/reviews)** | [3.2 (17 ratings)](https://appshunter.io/ios/app/freqbox-ghost-box/id1628025876/reviews) |
| Number of ratings | **4.7K** | 17 |
| Positive reviews | **53.4% of reviews** | 37.5% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | **Every 4 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 20 MB | 23 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Rounding Squares BV](https://appshunter.io/developer/976539506) | [Eloy Marin](https://appshunter.io/developer/1625562408) |

## 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


### FreqBox

[App page](https://appshunter.io/ios/app/freqbox-ghost-box/id1628025876)

This experimental tool simulates radio frequency sweeps to facilitate potential communication with spirits. It utilizes recordings and a unique algorithm to detect anomalies and allow for paranormal interaction through modulated audio.

**Highlights:** Simulated FM/AM frequency sweep, EVP psychophony audio banks, No-probability anomaly detection, Spirit communication facilitation, Paranormal interaction generation, Ideal for ghost hunting

**Features:** macOS Compatibility

**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 FreqBox free?

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

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

EMF Radiation Detector Reader is rated higher. EMF Radiation Detector Reader averages 4.5 out of 5 from 4.7K ratings, while FreqBox averages 3.2 from 17 ratings.

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

EMF Radiation Detector Reader shows ads; FreqBox does not.

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

EMF Radiation Detector Reader ships an update every 7 months, and FreqBox every 4 days. Most recently, EMF Radiation Detector Reader was updated on October 15, 2026 and FreqBox on October 5, 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.*