# HarpNinja Diatonic Harmonica vs Harmonica University

The clearest difference is review sentiment: Harmonica University at 75% against HarpNinja Diatonic Harmonica's 29%. Harmonica University also leads on price (Free vs $19.99) and update cadence (every 2 months vs every 9 months). HarpNinja Diatonic Harmonica's advantage is in-app purchases (none vs 28) and ads (none vs shown). On device support there is nothing between them.

Harmonica University is free to download; HarpNinja Diatonic Harmonica costs $19.99 up front. Harmonica University sells 28 in-app purchases, starting at $9.99 per month. HarpNinja Diatonic Harmonica asks for nothing beyond the download.

HarpNinja Diatonic Harmonica ships an update every 9 months, Harmonica University every 2 months. The most recent releases landed on September 21, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | HarpNinja Diatonic Harmonica | Harmonica University |
| --- | --- | --- |
| Price | $19.99 | **Free** |
| Rating | — | **[3.0 (4 ratings)](https://appshunter.io/ios/app/harmonica-university/id6450061589/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | 28.6% of reviews | **75.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 9 months | **Every 2 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | **#193** | — |
| Size | 130 MB | 91 MB |
| Requires iOS | **13.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sonicviz](https://appshunter.io/developer/421096824) | [Music Box Music LLC](https://appshunter.io/developer/1691779513) |

## What reviewers say

### HarpNinja Diatonic Harmonica

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

**Currently charting:** #193 Top Paid · Music (US App Store)

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 University

[App page](https://appshunter.io/ios/app/harmonica-university/id6450061589)

Master the diatonic harmonica with structured lessons, songs, and exercises. This app guides beginners to advanced players through essential techniques, blues styles, and improvisation.

**Highlights:** Step-by-step lessons, Harmonica tabs and videos, Riffs, licks, and songs, Blues harmonica techniques, Improvisation training, Practice tools

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

**In-app purchases (28)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Hobbyist | $9.99 | per month |
| Bendr Monthly | $9.99 | per month |
| Bryn Fan | $10.00 | per month |
| Starter | $19.99 | per month |
| Harmonica Only | $19.99 | per month |
| Harmonica Mastery | $19.99 | per month |
| Monthly Membership | $19.99 | per month |
| Omega | $25.00 | per month |
| Macro (monthly) 30-day | $29.00 | per month |
| Standard | $29.99 | per month |
| PRO | $29.99 | per month |
| Beginner | $29.99 | per month |
| BENDR Subscription | $29.99 | per month |
| BENDR Special Offer | $29.99 | per month |
| Pro | $39.99 | per month |
| Elite | $49.99 | per month |
| Advanced | $49.99 | per month |
| Bryn Fan (annual) | $60.00 | per year |
| Annual | $97.00 | per year |
| Annual Membership | $99.00 | per year |
| BENDR Annual | $99.00 | per year |
| Harmonica Only (annual) | $196.99 | per year |
| Annual DIY | $196.99 | per year |
| Omega (annual) | $229.00 | per month |
| Macro (30-day trial) | $229.00 | per year |
| Beginners Course Bundle | $97.00 | one-time |
| Intermediate Bundle | $196.99 | one-time |
| Gold Course Bundle | $299.00 | one-time |


## Frequently asked questions

### Is HarpNinja Diatonic Harmonica free?

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

### Is Harmonica University free?

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

### Do HarpNinja Diatonic Harmonica or Harmonica University have ads?

Harmonica University shows ads; HarpNinja Diatonic Harmonica does not.

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

HarpNinja Diatonic Harmonica ships an update every 9 months, and Harmonica University every 2 months. Most recently, HarpNinja Diatonic Harmonica was updated on September 21, 2026 and Harmonica University on September 11, 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.*