# Frequency Converter vs EMF Detector

The clearest difference is iOS requirement: Frequency Converter at 13.4 against EMF Detector's 17.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Frequency Converter sells 3 in-app purchases, starting at $0.99 per 7 days and EMF Detector sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Frequency Converter | EMF Detector |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (8 ratings)](https://appshunter.io/ios/app/frequency-converter/id1539673060/reviews)** | — |
| Number of ratings | **8** | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 64 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 2 MB | 3 MB |
| Requires iOS | **13.4** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Anna Filobok](https://appshunter.io/developer/1613515832) | [David Elam](https://appshunter.io/developer/992797875) |

## What reviewers say

### Frequency Converter

[App page](https://appshunter.io/ios/app/frequency-converter/id1539673060)

Easily convert frequencies between Hertz, Kilohertz, Megahertz, and Gigahertz. This tool is designed for builders, electricians, scientists, and anyone needing quick frequency conversions.

**Highlights:** Convert Hertz (Hz), Convert Kilohertz (kHz), Convert Megahertz (MHz), Convert Gigahertz (GHz), Fast conversions, User-friendly interface

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $0.99 | per 7 days |
| Premium Access | $1.99 | per month |
| Premium Access | $5.99 | per year |


### EMF Detector

[App page](https://appshunter.io/ios/app/emf-detector-vectorscope/id6794047874)

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Unlock | $5.99 | one-time |


## Frequently asked questions

### Is Frequency Converter free?

Frequency Converter is free to download, with in-app purchases available.

### Is EMF Detector free?

EMF Detector is free to download, with in-app purchases available.

### Do Frequency Converter or EMF Detector have ads?

Neither Frequency Converter nor EMF Detector shows ads.

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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.*