EMF Detector vs Radex
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
EMF Detector
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.
- EMF Meter for microtesla readings
- Real-time radiation meter
- Activity level indicators (safe, caution, alert)
- Haptic alerts for high EMF
- Simple, instant measurement interface
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EMF Detector – Radiation Meter helps you measure electromagnetic field (EMF) activity around you using your iPhone’s built-in magnetometer. Stay aware of your environment by visualizing EMF levels in real time on an easy-to-read digital meter. Whether you’re checking electronic devices, household areas, or nearby objects, this tool provides quick insights into magnetic field strength so you can explore your surroundings with confidence. Key Features: • EMF Meter – detect electromagnetic field activity in microtesla (µT) • Radiation Meter – view live EMF intensity levels instantly • Activity Levels – safe, caution, and alert indicators for clarity • Haptic Alerts – feel a vibration when EMF levels rise above the threshold • Simple Interface – just open the app and start measuring Important: • Readings depend on your iPhone’s magnetometer sensor. • Keep your device away from cases, magnets, or speakers for best accuracy. • This app is a measurement tool only and does not provide medical or safety certification. Download EMF Detector – Radiation Meter today and explore the hidden magnetic activity around you!
Radex
This application measures 5G EMF radiation using your device's sensors and magnetometer. It offers an easy-to-use interface with a color-coded system for readings and supports Apple Watch integration.
- 5G EMF radiation detection
- On-device sensor utilization
- Magnetometer for accuracy
- Color-coded readings
- Apple Watch support
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Radex is a mobile app which detects the 5G EMF Radiation on the device and around the enviroment, the software is calibrated with professional equipment and using on device sensors and magnetometer to measure accuracy. It is free and easy to use with a color code for reading. This app comes with support for Apple Watch.
Screenshots
Verdict
The clearest difference is review sentiment: Radex at 33% against EMF Detector's 0%. Radex also leads on update cadence (every 2 months vs every 86 months) and device support (4 vs 2). EMF Detector's advantage is monetization model (free vs ad-supported). On price, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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, Radex every 2 months. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.
| Parameter | EMF Detector | Radex |
|---|---|---|
| Price | Free | Free |
| Rating | — | 2.3 (3 ratings) — better |
| Positive reviews | 0.0% of reviews | 33.3% of reviews — better |
| Number of ratings | — | 3 — better |
| Update frequency | Every 86 months | Every 2 months — better |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPad | iPhone, iPad, iPod, Apple Watch — better |
| Requires iOS | 17.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 14 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Muhammad Aqib | NETM S A S |
Customer experience
EMF Detector
Radex
In-app purchases
EMF Detector
No in-app purchases
Radex
No in-app purchases
