# ChaosArp vs GlitchStep

The clearest difference is price: ChaosArp at $3.99 against GlitchStep's $9.99. ChaosArp also leads on iOS requirement (12.0 vs 17.2). GlitchStep's advantage is update cadence (every 3 days vs fortnightly). On rating, review sentiment, ratings volume and ads there is nothing between them.

ChaosArp costs $3.99 and GlitchStep $9.99 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 — 4.9 for ChaosArp against 4.9 for GlitchStep. Both are backed by a comparable volume of ratings — 9 and 19 respectively. Written reviews are what separate them: 83% of ChaosArp's written reviews are positive against 89% of GlitchStep's.

ChaosArp ships an update fortnightly, GlitchStep every 3 days. The most recent releases landed on September 8, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | ChaosArp | GlitchStep |
| --- | --- | --- |
| Price | **$3.99** | $9.99 |
| Rating | [4.9 (9 ratings)](https://appshunter.io/ios/app/chaosarp/id6497066359/reviews) | [4.9 (19 ratings)](https://appshunter.io/ios/app/glitchstep/id6708239273/reviews) |
| Number of ratings | 9 | **19** |
| Positive reviews | 83.3% of reviews | **88.9% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 3 days** |
| Monetization | Paid | Paid |
| Size | 16 MB | 6 MB |
| Requires iOS | **12.0** | 17.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Axart Labs OU](https://appshunter.io/developer/1814434331) | [Alex Matheu](https://appshunter.io/developer/407790501) |

## What reviewers say

### 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

**Features:** Vision Pro support

**In-app purchases:** none


### GlitchStep

[App page](https://appshunter.io/ios/app/glitchstep/id6708239273)

This music app is a monophonic 16-step MIDI sequencer and AUv3 MIDI processor extension. It allows for real-time sequence rearrangement, song building with playlists, and dynamic performance variations. Integrate it with your favorite AUv3 hosts for enhanced music production.

**Highlights:** 16-step monophonic sequencer, AUv3 MIDI processor extension, Real-time sequence rearrangement, Pattern and slice playlists, Glitch effects with XY pad, Extensive scale options, Customizable sequence controls

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ChaosArp free?

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

### Is GlitchStep free?

GlitchStep costs $9.99, with no in-app purchases.

### Which has better reviews, ChaosArp or GlitchStep?

ChaosArp and GlitchStep are both rated 4.9 out of 5 on the App Store, from 9 and 19 ratings respectively.

### Do ChaosArp or GlitchStep have ads?

Neither ChaosArp nor GlitchStep shows ads.

### Which is updated more often, ChaosArp or GlitchStep?

ChaosArp ships an update fortnightly, and GlitchStep every 3 days. Most recently, ChaosArp was updated on September 8, 2026 and GlitchStep on September 22, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*