# EMF Detector vs Trackonomy ULD Manager

The clearest difference is ads: Trackonomy ULD Manager at none against EMF Detector's shown. Trackonomy ULD Manager also leads on update cadence (every 2 months vs every 86 months) and iOS requirement (15.0 vs 17.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

EMF Detector ships an update every 86 months, Trackonomy ULD Manager every 2 months. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | EMF Detector | Trackonomy ULD Manager |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 86 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 14 MB | 34 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Muhammad Aqib](https://appshunter.io/developer/1273916792) | [Trackonomy](https://appshunter.io/developer/1537631145) |

## What reviewers say

### EMF Detector

[App page](https://appshunter.io/ios/app/emf-detector-radiation-meter/id1435484022)

This tool uses your iPhone's magnetometer to measure electromagnetic field (EMF) activity in real time. Visualize EMF levels with clear indicators and receive haptic alerts when levels rise. Explore your surroundings with confidence by understanding magnetic field strength.

**Highlights:** EMF Meter for microtesla readings, Real-time radiation meter, Activity level indicators (safe, caution, alert), Haptic alerts for high EMF, Simple, instant measurement interface

**In-app purchases:** none


### Trackonomy ULD Manager

[App page](https://appshunter.io/ios/app/trackonomy-uld-manager/id6760856591)

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

**In-app purchases:** none


## Frequently asked questions

### Is EMF Detector free?

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

### Is Trackonomy ULD Manager free?

Trackonomy ULD Manager is free to download, with no in-app purchases.

### Do EMF Detector or Trackonomy ULD Manager have ads?

EMF Detector shows ads; Trackonomy ULD Manager does not.

### Which is updated more often, EMF Detector or Trackonomy ULD Manager?

EMF Detector ships an update every 86 months, and Trackonomy ULD Manager every 2 months. Most recently, EMF Detector was updated on October 27, 2026 and Trackonomy ULD Manager on October 28, 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.*