# MIDIx vs Jacquardi4

The clearest difference is price: Jacquardi4 at $5.99 against MIDIx's $8.99. On update cadence, ads, in-app purchases and device support there is nothing between them.

MIDIx costs $8.99 and Jacquardi4 $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

MIDIx ships an update every 8 days, Jacquardi4 weekly. The most recent releases landed on November 5, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | MIDIx | Jacquardi4 |
| --- | --- | --- |
| Price | $8.99 | **$5.99** |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/midix-physics-midi-generator/id6758278999/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 days | **Weekly** |
| Monetization | Paid | — |
| Size | 17 MB | 12 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Fingerlab](https://appshunter.io/developer/412786610) | [Satoshi Kajii](https://appshunter.io/developer/1777441634) |

## What reviewers say

### MIDIx

[App page](https://appshunter.io/ios/app/midix-physics-midi-generator/id6758278999)

This app uses physics simulations to generate expressive MIDI data. Control parameters through object movement or create generative note sequences. It's a unique tool for musicians seeking organic and evolving soundscapes.

**Highlights:** Physics-driven MIDI CC generation, Generative MIDI note sequencing, AUv3 plugin support, Customizable physics scenes, Built-in scale library, Real-time modulation, Universal app for iOS and Mac

**Features:** Vision Pro support

**In-app purchases:** none


### Jacquardi4

[App page](https://appshunter.io/ios/app/jacquardi4/id6786135940)

**In-app purchases:** none


## Frequently asked questions

### Is MIDIx free?

MIDIx costs $8.99, with no in-app purchases.

### Is Jacquardi4 free?

Jacquardi4 costs $5.99, with no in-app purchases.

### Do MIDIx or Jacquardi4 have ads?

Neither MIDIx nor Jacquardi4 shows ads.

### Which is updated more often, MIDIx or Jacquardi4?

MIDIx ships an update every 8 days, and Jacquardi4 weekly. Most recently, MIDIx was updated on November 5, 2026 and Jacquardi4 on November 10, 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.*