# EMF Tracker vs EMF Detector + Ghost Radar

The clearest difference is ads: EMF Tracker at none against EMF Detector + Ghost Radar's shown. EMF Tracker also leads on iOS requirement (15.0 vs 17.0). On price, review sentiment, 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 + Ghost Radar sells 2 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

EMF Tracker ships an update every 5 days, EMF Detector + Ghost Radar every 8 days. The most recent releases landed on October 7, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | EMF Tracker | EMF Detector + Ghost Radar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/emf-detector-plus-ghost-radar/id6757662587/reviews)** |
| Number of ratings | — | **2** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Every 8 days |
| Monetization | Freemium | Free with in-app purchases |
| Size | 41 MB | 25 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 12+ |
| Developer | [PPLST Tech](https://appshunter.io/developer/1832748300) | [加兴 王](https://appshunter.io/developer/1384089221) |

## 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 + Ghost Radar

[App page](https://appshunter.io/ios/app/emf-detector-plus-ghost-radar/id6757662587)

This app offers a dual-functionality tool for detecting electromagnetic fields and visualizing anomalies. It provides real-time sensor data with visual and auditory feedback, alongside an entertainment-focused ghost radar mode.

**Highlights:** Real-time EMF readings, History graph visualization, Multi-sensory feedback, Industrial radar UI, Anomaly visualization, Auto journal logging, Dual-sensor support

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited access | $4.99 | per 7 days |
| Unlimited Access Lifetime | $14.99 | one-time |


## Frequently asked questions

### Is EMF Tracker free?

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

### Is EMF Detector + Ghost Radar free?

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

### Do EMF Tracker or EMF Detector + Ghost Radar have ads?

EMF Detector + Ghost Radar shows ads; EMF Tracker does not.

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

EMF Tracker ships an update every 5 days, and EMF Detector + Ghost Radar every 8 days. Most recently, EMF Tracker was updated on October 7, 2026 and EMF Detector + Ghost Radar on September 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.*