# EMF Detector vs EMF Tracker

The clearest difference is review sentiment: EMF Tracker at 100% against EMF Detector's 60%. EMF Tracker also leads on ads (none vs shown) and update cadence (every 5 days vs every 2 months). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. EMF Detector sells 3 in-app purchases, starting at $3.99 per 7 days 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 months, EMF Tracker every 5 days. The most recent releases landed on November 5, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | EMF Detector | EMF Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (108 ratings)](https://appshunter.io/ios/app/emf-detector-gauss-meter/id6747639722/reviews)** | — |
| Number of ratings | **108** | — |
| Positive reviews | 60.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 191 MB | 41 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Neuralful Ai ltd](https://appshunter.io/developer/1707749156) | [PPLST Tech](https://appshunter.io/developer/1832748300) |

## What reviewers say

### EMF Detector

[App page](https://appshunter.io/ios/app/emf-detector-gauss-meter/id6747639722)

Transform your iPhone into an EMF detector and gauss meter. Measure magnetic fields in real-time, with options for ghost hunting, metal detection, and stud finding. Export your session logs for detailed analysis.

**Highlights:** Live EMF detection with peak hold, Switchable units (µT, mG, Gauss), Zero/calibrate function, Ghost hunt mode with audio/haptics, Metal and stud finder, Session logging with CSV/PDF export

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| week | $3.99 | per 7 days |
| yearlypro | $14.99 | per year |
| emfmeter | $29.99 | 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?

EMF Detector shows ads; EMF Tracker does not.

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

EMF Detector ships an update every 2 months, and EMF Tracker every 5 days. Most recently, EMF Detector was updated on November 5, 2026 and EMF Tracker on October 30, 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.*