# VADrum2 vs ChaosArp

The clearest difference is price: ChaosArp at $3.99 against VADrum2's $14.99. ChaosArp also leads on update cadence (every 2 weeks vs every 5 months) and rating (4.9 vs 4.5). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

VADrum2 costs $14.99 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 4.5. Both are backed by a comparable volume of ratings — 16 and 9 respectively. Written reviews point the same way: 75% of VADrum2's written reviews are positive against 83% of ChaosArp's.

VADrum2 ships an update every 5 months, ChaosArp every 2 weeks. The most recent releases landed on October 19, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | VADrum2 | ChaosArp |
| --- | --- | --- |
| Price | $14.99 | **$3.99** |
| Rating | [4.5 (16 ratings)](https://appshunter.io/ios/app/vadrum2/id1561097284/reviews) | **[4.9 (9 ratings)](https://appshunter.io/ios/app/chaosarp/id6497066359/reviews)** |
| Number of ratings | **16** | 9 |
| Positive reviews | 75.0% of reviews | **83.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 2 weeks** |
| Monetization | Paid | Paid |
| Size | 27 MB | 17 MB |
| Requires iOS | 14.5 | **13.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ryo Togawa](https://appshunter.io/developer/1474193056) | [Achillefs Sourlas](https://appshunter.io/developer/6813431693) |

## What reviewers say

### VADrum2

[App page](https://appshunter.io/ios/app/vadrum2/id1561097284)

Create electronic music with a virtual analog drum machine. Features a synthesizer with 27 voices, built-in effects, and a powerful sequencer. Save projects to iCloud and use it as a standalone app or an Audio Unit Extension.

**Highlights:** 27 virtual analog and sample playback drum voices, Integrated delay, chorus, flanger, reverb, EQ, and compressor, 16-bar pattern sequencer with parameter automation, Stand-alone app and AUv3 extension support, Ableton Link and Bluetooth MIDI compatibility, iCloud Drive project saving, Universal Purchase for iOS and macOS

**Features:** Vision Pro support

**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 VADrum2 free?

VADrum2 costs $14.99, with no in-app purchases.

### Is ChaosArp free?

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

### Which has better reviews, VADrum2 or ChaosArp?

ChaosArp is rated higher. VADrum2 averages 4.5 out of 5 from 16 ratings, while ChaosArp averages 4.9 from 9 ratings.

### Do VADrum2 or ChaosArp have ads?

Neither VADrum2 nor ChaosArp shows ads.

### Which is updated more often, VADrum2 or ChaosArp?

VADrum2 ships an update every 5 months, and ChaosArp every 2 weeks. Most recently, VADrum2 was updated on October 19, 2026 and ChaosArp on October 24, 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.*