# Frequency Converter vs mySoundAnalyzer

The clearest difference is ads: Frequency Converter at none against mySoundAnalyzer's shown. mySoundAnalyzer's advantage is update cadence (every 11 months vs every 64 months). On price, in-app purchases, device support and iOS requirement 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 mySoundAnalyzer sells 1 in-app purchase, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Frequency Converter ships an update every 64 months, mySoundAnalyzer every 11 months. The most recent releases landed on November 3, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Frequency Converter | mySoundAnalyzer |
| --- | --- | --- |
| 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** | Yes |
| Update frequency | Every 64 months | **Every 11 months** |
| Monetization | Free with in-app purchases | — |
| Size | 2 MB | 44 MB |
| Requires iOS | 13.4 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Anna Filobok](https://appshunter.io/developer/1613515832) | [iDevver Apps Limited](https://appshunter.io/developer/453983205) |

## 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 |


### mySoundAnalyzer

[App page](https://appshunter.io/ios/app/mysoundanalyzer-decibel-tool/id1614621283)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly Subscription | $3.99 | per 7 days |


## Frequently asked questions

### Is Frequency Converter free?

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

### Is mySoundAnalyzer free?

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

### Do Frequency Converter or mySoundAnalyzer have ads?

mySoundAnalyzer shows ads; Frequency Converter does not.

### Which is updated more often, Frequency Converter or mySoundAnalyzer?

Frequency Converter ships an update every 64 months, and mySoundAnalyzer every 11 months. Most recently, Frequency Converter was updated on November 3, 2026 and mySoundAnalyzer on October 25, 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.*