# EMF Radar vs EMF Detector

The clearest difference is rating: EMF Radar at 4.5 against EMF Detector's 3.9. EMF Radar also leads on ads (none vs shown) and monetization model (free vs ad-supported). EMF Detector's advantage is update cadence (every 5 days vs every 2 months). On price, ratings volume, in-app purchases and device support there is nothing between them.

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

EMF Radar holds the better App Store score, 4.5 against 3.9. Both are backed by a comparable volume of ratings — 8 and 9 respectively.

EMF Radar ships an update every 2 months, EMF Detector every 5 days. Both last shipped on November 9, 2026.

## The numbers

| Metric | EMF Radar | EMF Detector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (8 ratings)](https://appshunter.io/ios/app/emf-radar/id6758415227/reviews)** | [3.9 (9 ratings)](https://appshunter.io/ios/app/emf-detector-emf-meter/id6759903916/reviews) |
| Number of ratings | 8 | **9** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | **Free** | Ad-supported |
| Size | 5 MB | 79 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Justin Tormey](https://appshunter.io/developer/1753277265) | [Kyu-Hee Jang](https://appshunter.io/developer/1587578867) |

## What reviewers say

### EMF Radar

[App page](https://appshunter.io/ios/app/emf-radar/id6758415227)

This app uses your device's sensors to detect and measure electromagnetic fields in real-time. It also provides a map to visualize nearby cellular towers and their coverage, offering insights into your local electromagnetic environment.

**Highlights:** Real-time magnetic field measurements, Animated gauge display, Cellular tower map, Searchable location for tower coverage, EMF scores for cellular density, Offline magnetometer readings

**Features:** macOS Compatibility

**In-app purchases:** none


### EMF Detector

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

This app uses your phone's magnetometer to measure and display magnetic fields. It offers standard and paranormal measurement modes, helps locate sources of EMF, and allows you to record and export your readings.

**Highlights:** Live magnetic field gauge, Standard and paranormal modes, Source finding tool, Measurement session recording, CSV export, 24-hour exposure chart, Spirit Box entertainment mode

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

**In-app purchases:** none


## Frequently asked questions

### Is EMF Radar free?

EMF Radar 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, EMF Radar or EMF Detector?

EMF Radar is rated higher. EMF Radar averages 4.5 out of 5 from 8 ratings, while EMF Detector averages 3.9 from 9 ratings.

### Do EMF Radar or EMF Detector have ads?

EMF Detector shows ads; EMF Radar does not.

### Which is updated more often, EMF Radar or EMF Detector?

EMF Radar ships an update every 2 months, and EMF Detector every 5 days. Most recently, EMF Radar was updated on November 9, 2026 and EMF Detector on November 9, 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.*