# S4C vs WaveBlock® EMF Meter

The clearest difference is device support: WaveBlock® EMF Meter at 2 against S4C's —. S4C's advantage is iOS requirement (11.0 vs 15.1). On price and in-app purchases there is nothing between them.

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

## The numbers

| Metric | S4C | WaveBlock® EMF Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/waveblock-emf-meter/id6747926037/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Every 2 weeks |
| Monetization | — | Free |
| Size | 35 MB | 23 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | — | **iPhone, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [SUTO iTEC (China) Co. Ltd](https://appshunter.io/developer/1511502112) | [WaveBlock LLC](https://appshunter.io/developer/1823438322) |

## What reviewers say

### S4C

[App page](https://appshunter.io/ios/app/s4c-dp/id1641425429)

**In-app purchases:** none


### WaveBlock® EMF Meter

[App page](https://appshunter.io/ios/app/waveblock-emf-meter/id6747926037)

This application transforms your phone into an EMF detector, allowing you to measure electromagnetic field levels in real-time. It helps identify potential radiation sources and understand your exposure from electronic devices and power lines.

**Highlights:** Real-time EMF detection, Accurate measurement with device sensors, Color-coded EMF zone indicators, EMF history log, Identify EMF hotspots, Create safer environments

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is S4C free?

S4C is free to download, with no in-app purchases.

### Is WaveBlock® EMF Meter free?

WaveBlock® EMF Meter is free to download, with no in-app purchases.

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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.*