# EMF Detector vs EMF Tracker

The clearest difference is review sentiment: EMF Tracker at 100% against EMF Detector's 25%. EMF Tracker also leads on update cadence (every 5 days vs every 2 weeks). EMF Detector's advantage is iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. EMF Detector sells 2 in-app purchases, starting at $4.99 per month and EMF Tracker sells 2 in-app purchases, starting at $2.99 per year. Whichever you choose, the download price is not the number that matters.

EMF Detector ships an update every 2 weeks, EMF Tracker every 5 days. The most recent releases landed on October 13, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | EMF Detector | EMF Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.3 (319 ratings)](https://appshunter.io/ios/app/emf-detector-radiation-reader/id6572300713/reviews)** | — |
| Number of ratings | **319** | — |
| Positive reviews | 25.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 11 MB | 41 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [新雨 李](https://appshunter.io/developer/1559932632) | [PPLST Tech](https://appshunter.io/developer/1832748300) |

## What reviewers say

### EMF Detector

[App page](https://appshunter.io/ios/app/emf-detector-radiation-reader/id6572300713)

Transform your iPhone into an EMF detector to monitor electromagnetic fields. Identify radiation levels in various environments to assess safety at home, work, or in public spaces. Gain insights to make informed decisions about your surroundings.

**Highlights:** EMF monitoring, Electromagnetic field detection, Radiation level measurement, Environmental safety assessment, Real-time EMF readings

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| unlimited features | $4.99 | per month |
| unlimited features | $14.99 | one-time |


### 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 |


## Frequently asked questions

### Is EMF Detector free?

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

### Is EMF Tracker free?

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

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

Neither EMF Detector nor EMF Tracker shows ads.

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

EMF Detector ships an update every 2 weeks, and EMF Tracker every 5 days. Most recently, EMF Detector was updated on October 13, 2026 and EMF Tracker 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.*