# Hohner Chromatic MIDI vs WiDI

The clearest difference is review sentiment: WiDI at 80% against Hohner Chromatic MIDI's 0%. WiDI also leads on rating (4.4 vs 2.3) and price ($1.99 vs $9.99). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

Hohner Chromatic MIDI costs $9.99 and WiDI $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

WiDI holds the better App Store score, 4.4 against 2.3. Both are backed by a comparable volume of ratings — 3 and 8 respectively. Written reviews point the same way: 0% of Hohner Chromatic MIDI's written reviews are positive against 80% of WiDI's.

Hohner Chromatic MIDI ships an update every 6 months, WiDI every 6 weeks. The most recent releases landed on November 1, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Hohner Chromatic MIDI | WiDI |
| --- | --- | --- |
| Price | $9.99 | **$1.99** |
| Rating | [2.3 (3 ratings)](https://appshunter.io/ios/app/hohner-chromatic-midi/id1025249669/reviews) | **[4.4 (8 ratings)](https://appshunter.io/ios/app/widi-midi-studio/id1420223879/reviews)** |
| Number of ratings | 3 | **8** |
| Positive reviews | 0.0% of reviews | **80.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 6 weeks** |
| Monetization | Paid | Paid |
| Best chart rank | — | **#184** |
| Size | 22 MB | 26 MB |
| Requires iOS | 16 | **10.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Michael Eskin](https://appshunter.io/developer/342739369) | [HYPERTIDE SAS](https://appshunter.io/developer/1403863340) |

## 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


### WiDI

[App page](https://appshunter.io/ios/app/widi-midi-studio/id1420223879)

**Currently charting:** #184 Top Paid · Music (US App Store)

Create custom MIDI control surfaces and an integrated step sequencer to send MIDI events and play sequences. Connect to MIDI instruments and DAWs via network sessions or class-compliant interfaces. Automate control values with advanced modulation options.

**Highlights:** Customizable control surface (buttons, pads, knobs, faders), Integrated step sequencer with multiple tracks, MIDI Network Session support for DAWs, Auto-discover MIDI CC numbers, Automate CC values with step modulator, Support for class-compliant MIDI interfaces

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Hohner Chromatic MIDI free?

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

### Is WiDI free?

WiDI costs $1.99, with no in-app purchases.

### Which has better reviews, Hohner Chromatic MIDI or WiDI?

WiDI is rated higher. Hohner Chromatic MIDI averages 2.3 out of 5 from 3 ratings, while WiDI averages 4.4 from 8 ratings.

### Do Hohner Chromatic MIDI or WiDI have ads?

Neither Hohner Chromatic MIDI nor WiDI shows ads.

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

Hohner Chromatic MIDI ships an update every 6 months, and WiDI every 6 weeks. Most recently, Hohner Chromatic MIDI was updated on November 1, 2026 and WiDI on November 6, 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.*