# Magnetic Field Scanner vs WaveBlock® EMF Meter

The clearest difference is rating: WaveBlock® EMF Meter at 5.0 against Magnetic Field Scanner's 4.3. WaveBlock® EMF Meter also leads on in-app purchases (none vs 3) and update cadence (every 2 weeks vs every 2 months). Magnetic Field Scanner's advantage is ratings volume (12 vs 1). On price, ads and device support there is nothing between them.

Both are free to download. Magnetic Field Scanner sells 3 in-app purchases, starting at $5.99 per month. WaveBlock® EMF Meter asks for nothing beyond the download.

WaveBlock® EMF Meter holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Magnetic Field Scanner has 12 ratings behind it against 1, so its average is the more settled of the two.

Magnetic Field Scanner ships an update every 2 months, WaveBlock® EMF Meter every 2 weeks. The most recent releases landed on September 25, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Magnetic Field Scanner | WaveBlock® EMF Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (12 ratings)](https://appshunter.io/ios/app/magnetic-field-scanner/id6747452469/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/waveblock-emf-meter/id6747926037/reviews)** |
| Number of ratings | **12** | 1 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 5 MB | 23 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hoang Le](https://appshunter.io/developer/1763197902) | [WaveBlock LLC](https://appshunter.io/developer/1823438322) |

## What reviewers say

### Magnetic Field Scanner

[App page](https://appshunter.io/ios/app/magnetic-field-scanner/id6747452469)

This utility app uses your phone's magnetometer to detect unusual magnetic field spikes, which may indicate the presence of hidden electronic devices. It provides real-time alerts, visual graphs, and customizable sensitivity to help you scan your surroundings for potential privacy threats.

**Highlights:** Real-time magnetic field scanning, Hidden device alerts with adjustable sensitivity, Live visual graph of magnetic signals, 3-axis sensor readouts, Data history for pattern spotting, Offline and private operation

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MagnetoScanner Month Pass | $5.99 | per month |
| MagnetoScanner Year PAss | $29.99 | per year |
| MagnetoScanner Lifetime Access | $39.99 | one-time |


### WaveBlock® EMF Meter

[App page](https://appshunter.io/ios/app/waveblock-emf-meter/id6747926037)

This application transforms your phone into an EMF detector, allowing you to measure electromagnetic field levels in real-time. It helps identify potential radiation sources and understand your exposure from electronic devices and power lines.

**Highlights:** Real-time EMF detection, Accurate measurement with device sensors, Color-coded EMF zone indicators, EMF history log, Identify EMF hotspots, Create safer environments

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Magnetic Field Scanner free?

Magnetic Field Scanner is free to download, with in-app purchases available.

### Is WaveBlock® EMF Meter free?

WaveBlock® EMF Meter is free to download, with no in-app purchases.

### Which has better reviews, Magnetic Field Scanner or WaveBlock® EMF Meter?

WaveBlock® EMF Meter is rated higher. Magnetic Field Scanner averages 4.3 out of 5 from 12 ratings, while WaveBlock® EMF Meter averages 5.0 from 1 ratings.

### Do Magnetic Field Scanner or WaveBlock® EMF Meter have ads?

Neither Magnetic Field Scanner nor WaveBlock® EMF Meter shows ads.

### Which is updated more often, Magnetic Field Scanner or WaveBlock® EMF Meter?

Magnetic Field Scanner ships an update every 2 months, and WaveBlock® EMF Meter every 2 weeks. Most recently, Magnetic Field Scanner was updated on September 25, 2026 and WaveBlock® EMF Meter on October 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.*