# Echochops vs ChaosArp 2

The clearest difference is rating: ChaosArp 2 at 5.0 against Echochops's 3.6. ChaosArp 2 also leads on update cadence (fortnightly vs every 15 months) and iOS requirement (13.0 vs 16.0). Echochops's advantage is price ($0.99 vs $5.99). On review sentiment, ratings volume, ads and in-app purchases there is nothing between them.

Echochops costs $0.99 and ChaosArp 2 $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ChaosArp 2 holds the better App Store score, 5.0 against 3.6. Both are backed by a comparable volume of ratings — 5 and 3 respectively. Written reviews point the same way: 63% of Echochops's written reviews are positive against 67% of ChaosArp 2's.

Echochops ships an update every 15 months, ChaosArp 2 fortnightly. The most recent releases landed on October 11, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Echochops | ChaosArp 2 |
| --- | --- | --- |
| Price | **$0.99** | $5.99 |
| Rating | [3.6 (5 ratings)](https://appshunter.io/ios/app/echochops/id296803692/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/chaosarp-2/id6753660745/reviews)** |
| Number of ratings | **5** | 3 |
| Positive reviews | 62.5% of reviews | **66.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Fortnightly** |
| Monetization | Paid | Paid |
| Size | 1 MB | 13 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad, Vision Pro | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Masayuki Akamatsu](https://appshunter.io/developer/284722836) | [Achillefs Sourlas](https://appshunter.io/developer/6813431693) |

## What reviewers say

### Echochops

[App page](https://appshunter.io/ios/app/echochops/id296803692)

This app creates a feedback delay effect on sounds from your device's microphone, mimicking an echo. It allows for creative musical patterns and ambient sound experiences through adjustable delay times and filters. Experiment with various audio effects for both musical and experimental purposes.

**Highlights:** Adjustable delay time up to 60 seconds, Feedback rate control, Four audio filter types, Parameter control via tilt and rotation, Glitch and Funny delay modes, Background audio playback

**Features:** macOS Compatibility

**In-app purchases:** none


### ChaosArp 2

[App page](https://appshunter.io/ios/app/chaosarp-2/id6753660745)

This music production tool generates complex and dynamic MIDI patterns by modulating pitch, rhythm, velocity, and duration. It offers a versatile arpeggiator and sequencer with chaotic modulation for evolving musical ideas.

**Highlights:** Chaotic MIDI arpeggiator, Variable step sequencer, Pitch and rhythm modulation, Randomizable velocity and duration, Pitch/scale quantization, XY performance pad, MIDI learn and export

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Echochops free?

Echochops costs $0.99, with no in-app purchases.

### Is ChaosArp 2 free?

ChaosArp 2 costs $5.99, with no in-app purchases.

### Which has better reviews, Echochops or ChaosArp 2?

ChaosArp 2 is rated higher. Echochops averages 3.6 out of 5 from 5 ratings, while ChaosArp 2 averages 5.0 from 3 ratings.

### Do Echochops or ChaosArp 2 have ads?

Neither Echochops nor ChaosArp 2 shows ads.

### Which is updated more often, Echochops or ChaosArp 2?

Echochops ships an update every 15 months, and ChaosArp 2 fortnightly. Most recently, Echochops was updated on October 11, 2026 and ChaosArp 2 on October 7, 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.*