# K Machine audio visual engine vs VS

The clearest difference is price: K Machine audio visual engine at $8.99 against VS's $24.99. K Machine audio visual engine also leads on in-app purchases (none vs 6) and iOS requirement (9.3 vs 16.1). VS's advantage is rating (4.6 vs 3.7) and review sentiment (80% vs 45%). On update cadence, ads and device support there is nothing between them.

K Machine audio visual engine costs $8.99 and VS $24.99 up front. VS sells 6 one-off in-app purchases. K Machine audio visual engine asks for nothing beyond the download.

VS holds the better App Store score, 4.6 against 3.7. That said, the two scores are not equally well evidenced: VS has 125 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 80% of VS's.

K Machine audio visual engine ships an update every 4 weeks, VS every 6 weeks. The most recent releases landed on June 19, 2026 and September 1, 2026 respectively.

## The numbers

| Metric | K Machine audio visual engine | VS |
| --- | --- | --- |
| Price | **$8.99** | $24.99 |
| Rating | [3.7 (25 ratings)](https://appshunter.io/ios/app/k-machine-audio-visual-engine/id1095617380/reviews) | **[4.6 (125 ratings)](https://appshunter.io/ios/app/vs-visual-synthesizer/id1560330289/reviews)** |
| Number of ratings | 25 | **125** |
| Positive reviews | 45.0% of reviews | **80.4% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 6 weeks |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 175 MB | 787 MB |
| Requires iOS | **9.3** | 16.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | +4 |
| Developer | [Dominique Baillot](https://appshunter.io/developer/973863389) | [Imaginando Lda](https://appshunter.io/developer/895445015) |

## 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


### VS

[App page](https://appshunter.io/ios/app/vs-visual-synthesizer/id1560330289)

Generate dynamic, audio-reactive visuals for your music projects. This app offers extensive customization with layers, shaders, images, and video, allowing you to perform visuals live or record them for your tracks. Integrate seamlessly with DAWs and external displays.

**Highlights:** 8 polyphonic visual layers, Shader, image, and video materials, Modulation matrix, AUv3 plugin support, Live performance output, Built-in video recorder, Custom shader editor

**Features:** Family Sharing, Vision Pro support

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Retina Refill Preset Pack | $17.99 | one-time |
| Textural Memories Preset Pack | $17.99 | one-time |
| Cyber Spells Preset Pack | $17.99 | one-time |
| Retro Riot Preset Pack | $17.99 | one-time |
| Raw Reflections Preset Pack | $17.99 | one-time |
| Noir Cuts Preset Packs | $17.99 | one-time |

**What reviewers like**

- ✨ Awesome audiovisual workflow
- 💡 Powerful yet easy to use
- 🎨 Great for getting vibes out
- 🌟 Expands musical aspirations visually
- 🎛️ Easy to work with (Imaginando apps)

**What reviewers complain about**

- 🐛 No elegant way for live synchronized video out
- 🔌 Popout to external displays only in standalone app
- 🚫 Standalone app can't run in background
- 🎛️ Doesn't work well plugged into looper or DAW
- ❌ Not fun at all

**Reported bugs**

- No elegant way to get live synchronized video out
- Popout to external displays only in standalone app, which can’t run in background
- Video record export issue: videos are 30+ minutes when recorded for shorter duration
- NDI stream not working
- App crashes frequently

**Requested features**

- Integrate an audio tool for Spotify/other audio sources
- Allow using any graphic or photo content as a layer
- Hope for Metal rendering for super performance shaders
- More ways to interact between layers (displacement, feedback)
- Post-processing effects (luma key, feedback, kaleidoscope, mirror)


## Frequently asked questions

### Is K Machine audio visual engine free?

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

### Is VS free?

VS costs $24.99, and also offers in-app purchases.

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

VS is rated higher. K Machine audio visual engine averages 3.7 out of 5 from 25 ratings, while VS averages 4.6 from 125 ratings.

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

Neither K Machine audio visual engine nor VS shows ads.

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

K Machine audio visual engine ships an update every 4 weeks, and VS every 6 weeks. Most recently, K Machine audio visual engine was updated on June 19, 2026 and VS on September 1, 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.*