# MidiStep vs Jazz Improviser

The clearest difference is price: Jazz Improviser at Free against MidiStep's $14.99. MidiStep's advantage is iOS requirement (13.0 vs 15.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

Jazz Improviser is free to download; MidiStep costs $14.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 weeks. The most recent releases landed on October 16, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | MidiStep | Jazz Improviser |
| --- | --- | --- |
| Price | $14.99 | **Free** |
| Rating | **[4.8 (25 ratings)](https://appshunter.io/ios/app/midistep/id6680182647/reviews)** | — |
| Number of ratings | **25** | — |
| Positive reviews | 81.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | Every 2 weeks |
| Monetization | Paid | — |
| Size | 44 MB | 63 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [4Pockets.com](https://appshunter.io/developer/370131860) | [Atte Tenkanen](https://appshunter.io/developer/1857262351) |

## What reviewers say

### MidiStep

[App page](https://appshunter.io/ios/app/midistep/id6680182647)

Create complex rhythms and generative music with a powerful step sequencer. Control randomization for notes, chords, velocity, and more to generate unique, ever-changing musical patterns. Automate synth parameters with independent modulation lanes.

**Highlights:** User-controlled randomization for musical parameters, Polyphonic chord playback per step, Variable step sequence lengths, Multiple linked patterns, 8 independent modulation lanes, Real-time modification of randomization

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

**In-app purchases:** none


### Jazz Improviser

[App page](https://appshunter.io/ios/app/jazz-improviser/id6785305246)

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

**In-app purchases:** none


## Frequently asked questions

### Is MidiStep free?

MidiStep costs $14.99, with no in-app purchases.

### Is Jazz Improviser free?

Jazz Improviser is free to download, with no in-app purchases.

### Do MidiStep or Jazz Improviser have ads?

Neither MidiStep nor Jazz Improviser shows ads.

### Which is updated more often, MidiStep or Jazz Improviser?

MidiStep ships an update every 2 weeks, and Jazz Improviser every 2 weeks. Most recently, MidiStep was updated on October 16, 2026 and Jazz Improviser on October 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.*