EMF Calculator vs Radex
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
EMF Calculator
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A specialized calculator to assist on the assessment of human exposure to Electromagnetic Fields (EMF). This calculator is an easy and quick tool to help basic and advanced users calculate and transform typical values of the EMF world. It includes: - Units transformation for magnetic and electric fields - dB to linear - Frequency and wavelength calculations More to come! This is a first version that will be updated based on your kind feedback!
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 ads: EMF Calculator at none against Radex's shown. EMF Calculator also leads on update cadence (every 3 weeks vs every 2 months) and iOS requirement (11.0 vs 15.0). On price, in-app purchases and device support 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 Calculator ships an update every 3 weeks, Radex every 2 months. The most recent releases landed on October 3, 2026 and October 14, 2026 respectively.
| Parameter | EMF Calculator | Radex |
|---|---|---|
| Price | Free | Free |
| Rating | — | 2.3 (3 ratings) — better |
| Positive reviews | — | 33.3% of reviews |
| Number of ratings | — | 3 — better |
| Update frequency | Every 3 weeks — better | Every 2 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | — | Ad-supported |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod, Apple Watch — better |
| Requires iOS | 11.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 63 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Wavecontrol SL | NETM S A S |
In-app purchases
EMF Calculator
No in-app purchases
Radex
No in-app purchases
