# HarpNinja Diatonic Harmonica vs Harmonica Lessons Academy

The clearest difference is price: Harmonica Lessons Academy at Free against HarpNinja Diatonic Harmonica's $19.99. HarpNinja Diatonic Harmonica's advantage is update cadence (every 9 months vs every 37 months) and device support. On in-app purchases and iOS requirement there is nothing between them.

Harmonica Lessons Academy is free to download; HarpNinja Diatonic Harmonica costs $19.99 up front. Neither carries in-app purchases, so what you see is what you pay.

HarpNinja Diatonic Harmonica ships an update every 9 months, Harmonica Lessons Academy every 37 months. The most recent releases landed on October 8, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | HarpNinja Diatonic Harmonica | Harmonica Lessons Academy |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Positive reviews | 37.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | **Every 9 months** | Every 37 months |
| Monetization | Paid | — |
| Size | 130 MB | 53 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 12+ |
| Developer | [Sonicviz](https://appshunter.io/developer/421096824) | [Ivan Marti](https://appshunter.io/developer/1248356775) |

## What reviewers say

### HarpNinja Diatonic Harmonica

[App page](https://appshunter.io/ios/app/harpninja-diatonic-harmonica/id970927179)

This app helps you learn the diatonic harmonica faster with real-time pitch recognition and interactive music theory tools. Visualize notes, explore various tunings and scales, and record your playing to improve your skills.

**Highlights:** Real-time pitch recognition, Diatonic harmonica note visualization, Interactive Circle of Fifths, Support for 8 Diatonic tunings, Support for 7 Chromatic tunings, 18 Scales and 5 Chord types, Audio recorder (30 seconds)

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

**In-app purchases:** none


### Harmonica Lessons Academy

[App page](https://appshunter.io/ios/app/harmonica-lessons-academy/id6449550792)

**In-app purchases:** none


## Frequently asked questions

### Is HarpNinja Diatonic Harmonica free?

HarpNinja Diatonic Harmonica costs $19.99, with no in-app purchases.

### Is Harmonica Lessons Academy free?

Harmonica Lessons Academy is free to download, with no in-app purchases.

### Which is updated more often, HarpNinja Diatonic Harmonica or Harmonica Lessons Academy?

HarpNinja Diatonic Harmonica ships an update every 9 months, and Harmonica Lessons Academy every 37 months. Most recently, HarpNinja Diatonic Harmonica was updated on October 8, 2026 and Harmonica Lessons Academy on October 18, 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.*