# Functional Harmony vs Perfect Pitch Master

The clearest difference is in-app purchases: Functional Harmony at none against Perfect Pitch Master's 1. Functional Harmony also leads on iOS requirement (18.0 vs 26.5). On price, ads and device support there is nothing between them.

Both are free to download. Perfect Pitch Master sells 1 in-app purchase, starting at $19.99 per month. Functional Harmony asks for nothing beyond the download.

## The numbers

| Metric | Functional Harmony | Perfect Pitch Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (24 ratings)](https://appshunter.io/ios/app/functional-harmony/id1564025162/reviews)** | — |
| Number of ratings | **24** | — |
| Positive reviews | 83.3% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | — |
| Monetization | Free | — |
| Size | 24 MB | 10 MB |
| Requires iOS | **18.0** | 26.5 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Dylan Shade](https://appshunter.io/developer/1564023750) | [Pakman Musik](https://appshunter.io/developer/6798407303) |

## What reviewers say

### Functional Harmony

[App page](https://appshunter.io/ios/app/functional-harmony/id1564025162)

This music theory app helps users spell chords and scales by entering a root note. It also identifies intervals when two notes are provided. Learn music theory concepts quickly and easily.

**Highlights:** Spell chords, Spell scales, Identify intervals, Enter root note for chords/scales, Enter two notes for interval identification

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Perfect Pitch Master

[App page](https://appshunter.io/ios/app/perfect-pitch-master/id6798407301)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Perfect Pitch Master Pro | $19.99 | per month |


## Frequently asked questions

### Is Functional Harmony free?

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

### Is Perfect Pitch Master free?

Perfect Pitch Master is free to download, with in-app purchases available.

### Do Functional Harmony or Perfect Pitch Master have ads?

Neither Functional Harmony nor Perfect Pitch Master 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.*