# EMF Tracker vs EMF Detector (Scanner)

The clearest difference is ads: EMF Tracker at none against EMF Detector (Scanner)'s shown. EMF Tracker also leads on device support (3 vs 1) and iOS requirement (15.0 vs 17.6). On price, update cadence and in-app purchases there is nothing between them.

Both are free to download. EMF Tracker sells 2 in-app purchases, starting at $2.99 per year and EMF Detector (Scanner) sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

EMF Tracker ships an update every 5 days, EMF Detector (Scanner) weekly. The most recent releases landed on September 20, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | EMF Tracker | EMF Detector (Scanner) |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Weekly |
| Monetization | Freemium | — |
| Size | 41 MB | 6 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | +4 |
| Developer | [PPLST Tech](https://appshunter.io/developer/1832748300) | [JongMin Lee](https://appshunter.io/developer/1796849061) |

## What reviewers say

### EMF Tracker

[App page](https://appshunter.io/ios/app/emf-tracker/id6749901198)

This app measures electromagnetic field (EMF) levels using your phone's magnetometer. It provides real-time data, professional charts, and AI-powered insights to help you understand and manage your exposure. Track trends, identify patterns, and receive personalized advice to reduce potential risks.

**Highlights:** Real-time EMF detection, Professional charts and graphs, AI-powered insights and tips, Trend and pattern analysis, History and data export, 4-tier safety levels

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| EMF Tracker - Wellness | $2.99 | per year |
| EMF Tracker - Pro | $4.99 | per year |


### EMF Detector (Scanner)

[App page](https://appshunter.io/ios/app/emf-detector-scanner/id6759452241)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Premium Pass | $0.99 | one-time |
| 1 Year Premium Pass | $2.99 | one-time |


## Frequently asked questions

### Is EMF Tracker free?

EMF Tracker is free to download, with in-app purchases available.

### Is EMF Detector (Scanner) free?

EMF Detector (Scanner) is free to download, with in-app purchases available.

### Do EMF Tracker or EMF Detector (Scanner) have ads?

EMF Detector (Scanner) shows ads; EMF Tracker does not.

### Which is updated more often, EMF Tracker or EMF Detector (Scanner)?

EMF Tracker ships an update every 5 days, and EMF Detector (Scanner) weekly. Most recently, EMF Tracker was updated on September 20, 2026 and EMF Detector (Scanner) on September 22, 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.*