# WebCast RadControl vs EMF Detector

The clearest difference is ads: WebCast RadControl at none against EMF Detector's shown. WebCast RadControl also leads on device support (3 vs 1). EMF Detector's advantage is update cadence (every 4 days vs every 2 months). On price, in-app purchases 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.

WebCast RadControl ships an update every 2 months, EMF Detector every 4 days. The most recent releases landed on September 28, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | WebCast RadControl | EMF Detector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.8 (8 ratings)](https://appshunter.io/ios/app/emf-detector-emf-meter/id6759903916/reviews)** |
| Number of ratings | — | **8** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 4 days** |
| Monetization | — | Ad-supported |
| Size | 47 MB | 60 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Wilson Faustino Filho](https://appshunter.io/developer/1703844861) | [Kyu-Hee Jang](https://appshunter.io/developer/1587578867) |

## What reviewers say

### WebCast RadControl

[App page](https://appshunter.io/ios/app/webcast-radcontrol/id6464500084)

**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 WebCast RadControl free?

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

### Is EMF Detector free?

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

### Do WebCast RadControl or EMF Detector have ads?

EMF Detector shows ads; WebCast RadControl does not.

### Which is updated more often, WebCast RadControl or EMF Detector?

WebCast RadControl ships an update every 2 months, and EMF Detector every 4 days. Most recently, WebCast RadControl was updated on September 28, 2026 and EMF Detector on October 14, 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.*