# K Machine audio visual engine vs DrumComputer

The clearest difference is price: DrumComputer at Free against K Machine audio visual engine's $8.99. DrumComputer also leads on rating (4.8 vs 3.7) and review sentiment (81% vs 45%). K Machine audio visual engine's advantage is in-app purchases (none vs 1) and device support (3 vs 1). On update cadence and ads there is nothing between them.

DrumComputer is free to download; K Machine audio visual engine costs $8.99 up front. DrumComputer sells 1 one-off in-app purchase. K Machine audio visual engine asks for nothing beyond the download.

DrumComputer holds the better App Store score, 4.8 against 3.7. That said, the two scores are not equally well evidenced: DrumComputer has 621 ratings behind it against 25, so its average is the more settled of the two. Written reviews point the same way: 45% of K Machine audio visual engine's written reviews are positive against 81% of DrumComputer's.

K Machine audio visual engine ships an update every 4 weeks, DrumComputer every 3 weeks. The most recent releases landed on September 17, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | K Machine audio visual engine | DrumComputer |
| --- | --- | --- |
| Price | $8.99 | **Free** |
| Rating | [3.7 (25 ratings)](https://appshunter.io/ios/app/k-machine-audio-visual-engine/id1095617380/reviews) | **[4.8 (621 ratings)](https://appshunter.io/ios/app/drumcomputer-synthetic-beats/id1502238351/reviews)** |
| Number of ratings | 25 | **621** |
| Positive reviews | 45.0% of reviews | **81.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 3 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 175 MB | 1.6 GB |
| Requires iOS | **9.3** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Dominique Baillot](https://appshunter.io/developer/973863389) | [Sugar Bytes GmbH](https://appshunter.io/developer/614418826) |

## What reviewers say

### K Machine audio visual engine

[App page](https://appshunter.io/ios/app/k-machine-audio-visual-engine/id1095617380)

Create dynamic and vibrant audio-visual animations with this powerful instrument. It combines a sound sample sequencer with a vertex shader sequencer for live-oriented audiovisual composition. Import your own sounds and visuals to craft unique experiences.

**Highlights:** Audio sample sequencer, Vertex shader sequencer, Import custom sounds (WAV, AIFF), Import custom vertex shaders, Live video capture, Second screen projection, Ableton Link synchronization

**Features:** macOS Compatibility

**In-app purchases:** none


### DrumComputer

[App page](https://appshunter.io/ios/app/drumcomputer-synthetic-beats/id1502238351)

This app is a powerful tool for creating synthetic drum sounds and beats. It combines advanced synthesis techniques with flexible modulation and sequencing capabilities, offering intelligent randomizers and pattern editing for endless creative possibilities. Users can design unique drum hits, build complex patterns, and mix them for professional-sounding results.

**Highlights:** 8 layered sound engines, Flexible modulation matrix, Intelligent sound randomizers, 16-step sequencer with pattern generation, Auto and manual remixing/fills, AUv3 plugin and standalone operation, MIDI file export

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DrumComputer Full Version | $29.99 | one-time |

**What reviewers like**

- 🚀 Best iOS drum machine
- 👍 Wicked easy to use interface
- 👍 Great sound and workflow
- 👍 Powerful and flexible sequencer
- 👍 Tons of customization options

**What reviewers complain about**

- 🐛 Occasional crashes
- 🔋 High CPU usage and battery drain
- 👎 Confusing and complex interface
- 👎 Lack of MIDI mapping for live use
- 👎 Inability to record beats from pads

**Reported bugs**

- Crashes on startup with iOS 14.2
- Inability to import samples in some cases
- MIDI out only supports single channel

**Requested features**

- Add real-time beat recording
- Improve MIDI mapping capabilities
- Add randomization options for tempo, sequence length, and mixing
- Improve preset management (ability to delete presets)
- Optimize for better performance and battery life


## Frequently asked questions

### Is K Machine audio visual engine free?

K Machine audio visual engine costs $8.99, with no in-app purchases.

### Is DrumComputer free?

DrumComputer is free to download, with in-app purchases available.

### Which has better reviews, K Machine audio visual engine or DrumComputer?

DrumComputer is rated higher. K Machine audio visual engine averages 3.7 out of 5 from 25 ratings, while DrumComputer averages 4.8 from 621 ratings.

### Do K Machine audio visual engine or DrumComputer have ads?

Neither K Machine audio visual engine nor DrumComputer shows ads.

### Which is updated more often, K Machine audio visual engine or DrumComputer?

K Machine audio visual engine ships an update every 4 weeks, and DrumComputer every 3 weeks. Most recently, K Machine audio visual engine was updated on September 17, 2026 and DrumComputer on October 15, 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.*