# EMF Calculator vs EMF Tracker

The clearest difference is in-app purchases: EMF Calculator at none against EMF Tracker's 2. EMF Calculator also leads on iOS requirement (11.0 vs 15.0). EMF Tracker's advantage is update cadence (every 5 days vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. EMF Tracker sells 2 in-app purchases, starting at $2.99 per year. EMF Calculator asks for nothing beyond the download.

EMF Calculator ships an update every 3 weeks, EMF Tracker every 5 days. The most recent releases landed on September 16, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | EMF Calculator | EMF Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | — | Freemium |
| Size | 63 MB | 41 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Wavecontrol SL](https://appshunter.io/developer/1504448424) | [PPLST Tech](https://appshunter.io/developer/1832748300) |

## What reviewers say

### EMF Calculator

[App page](https://appshunter.io/ios/app/emf-calculator/id1504448425)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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 Calculator free?

EMF Calculator is free to download, with no in-app purchases.

### Is EMF Tracker free?

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

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

Neither EMF Calculator nor EMF Tracker shows ads.

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

EMF Calculator ships an update every 3 weeks, and EMF Tracker every 5 days. Most recently, EMF Calculator was updated on September 16, 2026 and EMF Tracker on September 20, 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.*