# Hohner Chromatic MIDI vs Chromatic Harmonica PRO

The clearest difference is review sentiment: Chromatic Harmonica PRO at 75% against Hohner Chromatic MIDI's 0%. Chromatic Harmonica PRO also leads on price (Free vs $9.99) and rating (3.0 vs 2.3). Hohner Chromatic MIDI's advantage is in-app purchases (none vs 9). On ratings volume, ads, device support and iOS requirement there is nothing between them.

Chromatic Harmonica PRO is free to download; Hohner Chromatic MIDI costs $9.99 up front. Chromatic Harmonica PRO sells 9 in-app purchases, starting at $4.99 per 7 days. Hohner Chromatic MIDI asks for nothing beyond the download.

Chromatic Harmonica PRO holds the better App Store score, 3.0 against 2.3. Both are backed by a comparable volume of ratings — 3 and 2 respectively. Written reviews point the same way: 0% of Hohner Chromatic MIDI's written reviews are positive against 75% of Chromatic Harmonica PRO's.

Hohner Chromatic MIDI ships an update every 6 months, Chromatic Harmonica PRO every 10 days. The most recent releases landed on October 24, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | Hohner Chromatic MIDI | Chromatic Harmonica PRO |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | [2.3 (3 ratings)](https://appshunter.io/ios/app/hohner-chromatic-midi/id1025249669/reviews) | **[3.0 (2 ratings)](https://appshunter.io/ios/app/chromatic-harmonica-pro/id6503302261/reviews)** |
| Number of ratings | **3** | 2 |
| Positive reviews | 0.0% of reviews | **75.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 10 days** |
| Monetization | Paid | **Freemium** |
| Size | 22 MB | 78 MB |
| Requires iOS | **16** | 16.4 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Michael Eskin](https://appshunter.io/developer/342739369) | [Filipe Maciel Lins](https://appshunter.io/developer/1748841098) |

## What reviewers say

### Hohner Chromatic MIDI

[App page](https://appshunter.io/ios/app/hohner-chromatic-midi/id1025249669)

This app acts as a MIDI control surface for iPads, mimicking a chromatic button accordion. It allows users to control external hardware or software synthesizers and virtual instruments via CoreMIDI.

**Highlights:** CoreMIDI control surface for iPad, Bayan and C-system button layouts, Configurable bass/chord configurations, Adjustable MIDI channel, velocity, and volume, Transpose and octave shift controls, Preset management for quick sound switching

**In-app purchases:** none


### Chromatic Harmonica PRO

[App page](https://appshunter.io/ios/app/chromatic-harmonica-pro/id6503302261)

Master jazz harp with this comprehensive trainer. Practice scales and arpeggios in any key with accurate MIDI playback and interactive visual grids. Create custom routines and explore a vast library of musical exercises.

**Highlights:** Practice scales and arpeggios in any key, Accurate MIDI playback, Interactive visual grid of harmonica holes and notes, Metronome with tempo control, Create and save custom training routines, Support for all tunings and hole configurations

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Plan New | $4.99 | per 7 days |
| Weekly Plan | $4.99 | per 7 days |
| Monthly | $4.99 | per month |
| Yearly Plan | $9.99 | per year |
| Half Year | $9.99 | per 6 months |
| Premium Subscription | $14.99 | per year |
| Chromatic Premium - 6 Months | $16.99 | per 6 months |
| Yearly Plan New | $19.99 | per year |
| Chromatic Harmonica Premium | $19.99 | per year |


## Frequently asked questions

### Is Hohner Chromatic MIDI free?

Hohner Chromatic MIDI costs $9.99, with no in-app purchases.

### Is Chromatic Harmonica PRO free?

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

### Which has better reviews, Hohner Chromatic MIDI or Chromatic Harmonica PRO?

Chromatic Harmonica PRO is rated higher. Hohner Chromatic MIDI averages 2.3 out of 5 from 3 ratings, while Chromatic Harmonica PRO averages 3.0 from 2 ratings.

### Do Hohner Chromatic MIDI or Chromatic Harmonica PRO have ads?

Neither Hohner Chromatic MIDI nor Chromatic Harmonica PRO shows ads.

### Which is updated more often, Hohner Chromatic MIDI or Chromatic Harmonica PRO?

Hohner Chromatic MIDI ships an update every 6 months, and Chromatic Harmonica PRO every 10 days. Most recently, Hohner Chromatic MIDI was updated on October 24, 2026 and Chromatic Harmonica PRO on October 23, 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.*