# WaveBlock® EMF Meter vs EMF Detector

The clearest difference is rating: WaveBlock® EMF Meter at 5.0 against EMF Detector's 4.0. WaveBlock® EMF Meter also leads on ads (none vs shown) and monetization model (free vs ad-supported). EMF Detector's advantage is update cadence (every 4 days vs every 2 weeks) and ratings volume (7 vs 1). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

WaveBlock® EMF Meter holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: EMF Detector has 7 ratings behind it against 1, so its average is the more settled of the two.

WaveBlock® EMF Meter ships an update every 2 weeks, EMF Detector every 4 days. The most recent releases landed on September 20, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | WaveBlock® EMF Meter | EMF Detector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/waveblock-emf-meter/id6747926037/reviews)** | [4.0 (7 ratings)](https://appshunter.io/ios/app/emf-detector-emf-meter/id6759903916/reviews) |
| Number of ratings | 1 | **7** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Monetization | **Free** | Ad-supported |
| Size | 23 MB | 60 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [WaveBlock LLC](https://appshunter.io/developer/1823438322) | [Kyu-Hee Jang](https://appshunter.io/developer/1587578867) |

## What reviewers say

### 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


### EMF Detector

[App page](https://appshunter.io/ios/app/emf-detector-emf-meter/id6759903916)

This utility app transforms your iPhone's magnetometer into an electromagnetic field scanner. It offers three distinct modes for safety, general readings, and paranormal investigation, with features like measurement history and comparison.

**Highlights:** Magnetometer-based EMF scanning, Auto, Safety, and Paranormal modes, Measurement history with trend charts, Notes and favorites for readings, Compare saved readings, Calibration offset, Share readings as image or CSV

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

**In-app purchases:** none


## Frequently asked questions

### Is WaveBlock® EMF Meter free?

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

### Is EMF Detector free?

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

### Which has better reviews, WaveBlock® EMF Meter or EMF Detector?

WaveBlock® EMF Meter is rated higher. WaveBlock® EMF Meter averages 5.0 out of 5 from 1 ratings, while EMF Detector averages 4.0 from 7 ratings.

### Do WaveBlock® EMF Meter or EMF Detector have ads?

EMF Detector shows ads; WaveBlock® EMF Meter does not.

### Which is updated more often, WaveBlock® EMF Meter or EMF Detector?

WaveBlock® EMF Meter ships an update every 2 weeks, and EMF Detector every 4 days. Most recently, WaveBlock® EMF Meter was updated on September 20, 2026 and EMF Detector on September 11, 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.*