# Mazetools Soniface vs Chord Roulette

The clearest difference is price: Mazetools Soniface at Free against Chord Roulette's $0.99. Chord Roulette's advantage is update cadence (every 3 days vs every 6 weeks) and review sentiment (73% vs 60%). On rating, ratings volume, ads and in-app purchases there is nothing between them.

Mazetools Soniface is free to download; Chord Roulette costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.5 for Mazetools Soniface against 4.4 for Chord Roulette. Both are backed by a comparable volume of ratings — 27 and 23 respectively. Written reviews are what separate them: 60% of Mazetools Soniface's written reviews are positive against 73% of Chord Roulette's.

Mazetools Soniface ships an update every 6 weeks, Chord Roulette every 3 days. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Mazetools Soniface | Chord Roulette |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.5 (27 ratings)](https://appshunter.io/ios/app/mazetools-soniface/id1273836217/reviews)** | [4.4 (23 ratings)](https://appshunter.io/ios/app/chord-roulette/id6470079737/reviews) |
| Number of ratings | **27** | 23 |
| Positive reviews | 60.0% of reviews | **72.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 days** |
| Monetization | **Free** | Paid |
| Size | 478 MB | 3 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ectoplastic](https://appshunter.io/developer/1103228660) | [Denis Safiullin](https://appshunter.io/developer/1840438643) |

## What reviewers say

### Mazetools Soniface

[App page](https://appshunter.io/ios/app/mazetools-soniface/id1273836217)

Explore sound and music visually with a unique motion-controlled interface. Create and manipulate audio and visual elements using gestures, touch, and body tracking. Offers a modular approach to instruments and advanced automation for creative expression.

**Highlights:** Visual sound and music exploration, Motion interface for gesture control, Modular synth, sampler, and rhythm modules, Generative Gridsynth synthesizer, Advanced controller automation, MIDI input/output and Ableton Link

**In-app purchases:** none


### Chord Roulette

[App page](https://appshunter.io/ios/app/chord-roulette/id6470079737)

This AUv3 MIDI plugin transforms a single MIDI note into a wide range of harmonious chords, enabling generative music composition. It offers extensive control over parameters, scales, and real-time adjustments for creative musical exploration.

**Highlights:** Chord generation from single MIDI notes, Automation-ready parameters, Generative music composition, Diverse scale and mode selection, Real-time precision adjustments, AUv3 compatibility for DAWs

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mazetools Soniface free?

Mazetools Soniface is free to download, with no in-app purchases.

### Is Chord Roulette free?

Chord Roulette costs $0.99, with no in-app purchases.

### Which has better reviews, Mazetools Soniface or Chord Roulette?

Mazetools Soniface is rated higher. Mazetools Soniface averages 4.5 out of 5 from 27 ratings, while Chord Roulette averages 4.4 from 23 ratings.

### Do Mazetools Soniface or Chord Roulette have ads?

Neither Mazetools Soniface nor Chord Roulette shows ads.

### Which is updated more often, Mazetools Soniface or Chord Roulette?

Mazetools Soniface ships an update every 6 weeks, and Chord Roulette every 3 days. Most recently, Mazetools Soniface was updated on November 3, 2026 and Chord Roulette on November 8, 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.*