# im4Disasters vs EMF Tracker

The clearest difference is in-app purchases: im4Disasters at none against EMF Tracker's 2. im4Disasters also leads on iOS requirement (8.0 vs 15.0). EMF Tracker's advantage is update cadence (every 5 days vs every 2 months). 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. im4Disasters asks for nothing beyond the download.

im4Disasters ships an update every 2 months, EMF Tracker every 5 days. The most recent releases landed on September 15, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | im4Disasters | EMF Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/im4disasters/id1403662571/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 days** |
| Monetization | **Free** | Freemium |
| Size | 24 MB | 41 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Omar Barrera](https://appshunter.io/developer/1011011431) | [PPLST Tech](https://appshunter.io/developer/1832748300) |

## What reviewers say

### im4Disasters

[App page](https://appshunter.io/ios/app/im4disasters/id1403662571)

This app provides a real-time, user-updated platform for reporting and visualizing incidents globally. It aims to improve visibility for affected areas, streamline aid distribution, and ensure consistent communication during emergencies.

**Highlights:** Real-time incident reporting, User-updated information, Global incident visualization, Improved aid distribution, Consistent communication

**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 im4Disasters free?

im4Disasters 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 im4Disasters or EMF Tracker have ads?

Neither im4Disasters nor EMF Tracker shows ads.

### Which is updated more often, im4Disasters or EMF Tracker?

im4Disasters ships an update every 2 months, and EMF Tracker every 5 days. Most recently, im4Disasters was updated on September 15, 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.*