# Mazetools Soniface Pro vs ChaosArp

The clearest difference is price: ChaosArp at $3.99 against Mazetools Soniface Pro's $12.99. On rating, review sentiment, ratings volume and update cadence there is nothing between them.

Mazetools Soniface Pro costs $12.99 and ChaosArp $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ChaosArp holds the better App Store score, 4.9 against 4.7. Both are backed by a comparable volume of ratings — 26 and 9 respectively. Written reviews point the same way: 77% of Mazetools Soniface Pro's written reviews are positive against 83% of ChaosArp's.

Mazetools Soniface Pro ships an update every 3 weeks, ChaosArp every 2 weeks. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Mazetools Soniface Pro | ChaosArp |
| --- | --- | --- |
| Price | $12.99 | **$3.99** |
| Rating | [4.7 (26 ratings)](https://appshunter.io/ios/app/mazetools-soniface-pro/id1232018647/reviews) | **[4.9 (9 ratings)](https://appshunter.io/ios/app/chaosarp/id6497066359/reviews)** |
| Number of ratings | **26** | 9 |
| Positive reviews | 77.3% of reviews | **83.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Monetization | Paid | Paid |
| Size | 435 MB | 17 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ectoplastic](https://appshunter.io/developer/1103228660) | [Achillefs Sourlas](https://appshunter.io/developer/6813431693) |

## What reviewers say

### Mazetools Soniface Pro

[App page](https://appshunter.io/ios/app/mazetools-soniface-pro/id1232018647)

Create audiovisual performances and interactive installations by composing music and designing geometric visuals. Experiment with sound and visual objects, control instruments via multitouch, and use motion gestures for dynamic expression. Supports multiple display outputs for immersive experiences.

**Highlights:** Unlimited instruments and patterns, Airplay Visual Mode with HDMI output, Unlimited internal audio recording, Motion interface for gesture control, Cross-platform project file compatibility, Generative visual synthesizer, MIDI input and output

**Features:** macOS Compatibility

**In-app purchases:** none


### ChaosArp

[App page](https://appshunter.io/ios/app/chaosarp/id6497066359)

This music app generates complex and dynamic MIDI patterns using advanced algorithms. It offers a unique rhythm event feature and variance control for extensive customization, allowing users to create evolving musical sequences.

**Highlights:** Arpeggiator and step sequencer modes, Rhythm event feature with 13 algorithms, Pitch and rhythm variance control, Scale quantizer, Randomizable velocity and duration, 4 performance buttons

**In-app purchases:** none


## Frequently asked questions

### Is Mazetools Soniface Pro free?

Mazetools Soniface Pro costs $12.99, with no in-app purchases.

### Is ChaosArp free?

ChaosArp costs $3.99, with no in-app purchases.

### Which has better reviews, Mazetools Soniface Pro or ChaosArp?

ChaosArp is rated higher. Mazetools Soniface Pro averages 4.7 out of 5 from 26 ratings, while ChaosArp averages 4.9 from 9 ratings.

### Do Mazetools Soniface Pro or ChaosArp have ads?

Neither Mazetools Soniface Pro nor ChaosArp shows ads.

### Which is updated more often, Mazetools Soniface Pro or ChaosArp?

Mazetools Soniface Pro ships an update every 3 weeks, and ChaosArp every 2 weeks. Most recently, Mazetools Soniface Pro was updated on November 2, 2026 and ChaosArp on November 4, 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.*