# TouchViZ vs K Machine audio visual engine

TouchViZ and K Machine audio visual engine both sit at 3.9 stars, but that hides the real split: 67% of TouchViZ's written reviews are positive against 45% of K Machine audio visual engine's. K Machine audio visual engine's advantage is update cadence (every 4 weeks vs every 3 months) and device support (3 vs 1). On rating, ratings volume, ads and in-app purchases there is nothing between them.

TouchViZ costs $9.99 and K Machine audio visual engine $8.99 up front. Neither carries in-app purchases, so what you see is what you pay.

TouchViZ holds the better App Store score, 3.9 against 3.7. Both are backed by a comparable volume of ratings — 44 and 25 respectively. Written reviews point the same way: 67% of TouchViZ's written reviews are positive against 45% of K Machine audio visual engine's.

TouchViZ ships an update every 3 months, K Machine audio visual engine every 4 weeks. The most recent releases landed on October 6, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | TouchViZ | K Machine audio visual engine |
| --- | --- | --- |
| Price | $9.99 | **$8.99** |
| Rating | **[3.9 (44 ratings)](https://appshunter.io/ios/app/touchviz/id486139371/reviews)** | [3.7 (25 ratings)](https://appshunter.io/ios/app/k-machine-audio-visual-engine/id1095617380/reviews) |
| Number of ratings | **44** | 25 |
| Positive reviews | **66.7% of reviews** | 45.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 4 weeks** |
| Monetization | Paid | Paid |
| Size | 11 MB | 175 MB |
| Requires iOS | 11.0 | **9.3** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Hexler LLC](https://appshunter.io/developer/1569922581) | [Dominique Baillot](https://appshunter.io/developer/973863389) |

## What reviewers say

### TouchViZ

[App page](https://appshunter.io/ios/app/touchviz/id486139371)

Create and mix impressive video visuals on your iPad. Import multiple videos, use live camera feeds, and apply numerous effects. Output to external screens and control wirelessly via MIDI or OSC.

**Highlights:** Import up to 125 videos, Mix two video channels with independent speed and blend modes, External display output, Live camera input, Real-time video recording, 54 effect filters, MIDI and OSC control

**In-app purchases:** none

**What reviewers like**

- 👍 Intuitive interface
- 💡 Versatile VJ tool
- 🚀 Smooth playback
- ✨ Useful FX
- ✅ Reliable performance (when working)

**What reviewers complain about**

- 🐛 Frequent crashes
- 🐛 App freezes on media load
- 📉 Lack of meaningful updates
- ❓ Opaque MIDI implementation
- 🔇 No audio output for videos

**Reported bugs**

- App freezes when accessing Camera Roll
- Crashes when trying to upload photos from Camera Roll
- Crashing issues
- Cannot load videos (version 1.5.1 and iOS 15.2)
- Support for loading video from camera roll is broken/outdated

**Requested features**

- Modernize the app
- Improve file handling
- Expand FX options
- Pass through audio from imported videos
- Controller mapping with learn feature


### 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


## Frequently asked questions

### Is TouchViZ free?

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

### Is K Machine audio visual engine free?

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

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

TouchViZ is rated higher. TouchViZ averages 3.9 out of 5 from 44 ratings, while K Machine audio visual engine averages 3.7 from 25 ratings.

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

Neither TouchViZ nor K Machine audio visual engine shows ads.

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

TouchViZ ships an update every 3 months, and K Machine audio visual engine every 4 weeks. Most recently, TouchViZ was updated on October 6, 2026 and K Machine audio visual engine on September 17, 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.*