# VOSC Visual Particle Synth

> Visual particle synthesizer for creating dynamic animated patterns and textures. (iPhone/iPad app by Duncan Holby.)

- Source: https://appshunter.io/ios/app/vosc-visual-particle-synth/id592599278 (this page in markdown: same URL + `.md`)
- Developer: [Duncan Holby](https://appshunter.io/developer/592599281)
- Category: Graphics & Design, Entertainment
- Price: $4.99
- Rating: 4.50/5 from 27 App Store ratings · 37 written reviews indexed
- Age rating: 4+
- Requires: iOS 12.0 · 123 MB
- Languages: American English
- Released: 2013-01-24
- Data updated: 2026-08-28
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/vosc-visual-particle-synth/id592599278/reviews.md

## What is VOSC Visual Particle Synth?

VOSC is best understood as a visual analogue of a traditional sound synthesizer. The medium of synthesis, rather than sound waves, is a vast quantity of on screen particles. By manipulating the size, shape, and frequency of the oscillators, an endless variety of moving patterns and textures can be created. 

A primary mechanism at work in VOSC is the phenomenon of visual harmony as explored by the computer graphics pioneer and visual artist John Whitney in the mid 20th century. The oscillators of VOSC operate in accordance with Whitney's principle of differential motion, giving rise to harmonic resonances as their frequencies move across whole ratios.

## Key features

- Visual particle synthesis
- Manipulate oscillator size, shape, frequency
- Create moving patterns and textures
- Explore visual harmony
- Differential motion principles
- Harmonic resonances

## Chart rankings

- #91 in Top Paid · Graphics & Design (US App Store)

## Recent user reviews (10 of 37)

All indexed reviews: https://appshunter.io/ios/app/vosc-visual-particle-synth/id592599278/reviews.md

### 5/5 — Harmonics

*2026-02-08*

When tuning the four visual oscillators I sometimes find a sweet spot. It’s as though I’ve come along a visual harmonic especially when using lower LFO speeds. A great audio analogy is a polyrhythm. Would love be able to set numerically specific frequencies/parameters. Brilliant work and thank you. 
*When possible increase the number of patch slots and it would be super if you could provide a share button so we can open up the exact same patch on another device.

### 5/5 — Harmonics

*2025-09-17*

When tuning the four visual oscillators I sometimes find a sweet spot. It’s as though I’ve come along a visual harmonic especially when using lower LFO speeds. A great audio analogy is a polyrhythm. Would love be able to set numerically specific frequencies/parameters. Brilliant work and thank you.

### 5/5 — Incredible visuals!

*2025-09-04*

I’m very surprised that there are no reviews of this yet… This app is phenomenal. It’s got some amazingly trance-inducing capabilities. Very configurable; one can start from scratch, develop personalized patterns, and there are incredible presets that can be modified according to taste. Foreground and background colors can be changed. Dot density and shape can be changed. Getting screenshots of the patterning is a great thing to do, because you can add the resulting video as layers in something like LumaFusion, After Effects, Imaginando VS, etc. Very highly recommended!

### 3/5 — No visual export

*2025-05-06, version 2.0.1*

It’s a great idea and fun to play around with. The newer version adds improvements but there is still no way of exporting static images, let alone video. This makes it just a toy rather than a useful tool for creative tool.

### 5/5 — Amazing, want more!

*2025-05-06*

This is great! I’d love it if it were modular, you could make one thing affect another.

### 3/5 — Inexpensive, but also kinda underwhelming… Plus it forces screen orientation in a weird way…

*2025-03-24*

Not bad… Needs waaay more options. Like the ability for the particles to fade color based on stuff like age, distance etc so it’s not so monochromatic.
Also seems to be a bug in that it forces the screen to be held one way. I.e. it doesn’t rotate.
For the price it’s not bad, but I’d pay more for more…

### 5/5 — Stunning

*2025-03-22*

I love this app because aside from the Vasulkas, Whitney is a hero of mine, and this just makes waveforms that much more of an exciting moving medium for art. That said, eagerly awaiting desktop and wonder if you are building in a midi control capability to live create, and adding the effects and other features like an xyz axis flexibility? ..an amazing original app with amazing recent improvements. Thanks!!!!

### 4/5 — beautiful, but ..

*2024-08-27*

Of ALL the apps i own of this variety (EVERY ONE REALLY) this one stands out above the rest. its beautiful, organic, leaves a lot of room for personal tweaking, so on and so forth. i spend an significant time with it, and i deem it time well spent. My only issue is that it only runs on my phone, my pads will show the opening screen then blank out into nothing. yes my pads r recent enough and up to date. i was really hoping to contact the developer directly and skip this route altogether, but i don’t see a way, despite him having a nice enough website theres no method of contact. Can u pls look into this, i want the magic Large, not contained just on my phone screen. THX THX THX 🙏

### 1/5 — Can’t work on my iPad mini (  iOS 12.5.7 )

*2023-10-03*

Can’t work on my iPad mini ( iOS 12.5.7 )
After the splash screen, the screen remains dark.
Please help me...

### 1/5 — Nothing on startup

*2023-07-12*

App doesn’t appear to launch. I see the VOSC banner then nothing. Running up to date I pad pro.

## Frequently asked questions about VOSC Visual Particle Synth

### What is VOSC Visual Particle Synth?

VOSC Visual Particle Synth is an application that functions as a visual synthesizer. Instead of sound waves, it uses a large number of on-screen particles to create visual art. You can manipulate various aspects of these particles to generate dynamic patterns and textures.

### How does VOSC create visual patterns?

The app allows you to manipulate the size, shape, and frequency of oscillators. These oscillators work based on John Whitney's principles of differential motion, creating harmonic resonances when their frequencies align in whole number ratios. This process results in a wide variety of moving patterns and textures.

### Is VOSC Visual Particle Synth free to use?

Yes, based on the provided information, VOSC Visual Particle Synth is a free application. There are no mentions of in-app purchases or subscription models.

### What kind of visual art can I create with VOSC?

You can create an endless variety of moving patterns and textures. The app is inspired by the concepts of visual harmony and differential motion, allowing for the generation of abstract visual compositions with harmonic resonances.

## Version history (last 5 releases)

### 2.0.1 — 2025-02-16

2.0.1 - Fixes for some older devices

Version 2.0 is a complete app rewrite using a new graphics engine, enabling greater performance and functionality. 

New features include:

- New additive and multiplicative blend modes
- New oscillator waveform
- Variable particle size and shape
- Granular color and resolution controls
- Patch thumbnail image previews
- 40 new factory patches

Please note that due to the extent of changes in this major release, patches saved using Version 1 are not compatible with Version 2 and will not be available after updating.

### 2.0.0 — 2023-05-03

Version 2.0 is a complete app rewrite using a new graphics engine, enabling greater performance and functionality. 

New features include:

- New additive and multiplicative blend modes
- New oscillator waveform
- Variable particle size and shape
- Granular color and resolution controls
- Patch thumbnail image previews
- 40 new factory patches

Please note that due to the extent of changes in this major release, patches saved using Version 1 are not compatible with Version 2 and will not be available after updating.

### 1.1.4 — 2018-11-17

Updates to support new devices

### 1.1.1 — 2014-03-31

v.1.1.1 update
Features:
-Share screen to web to share screenshots of your patch online.
-RANDOMIZE! mode.
-Web instructions link.
-Support for toggling interface by taping screen.
-Better preset patches with higher resolutions for faster devices.
Fixes:
-Stability and performance improvements with AIR 4.0.

### 1.0.2 — 2013-01-23

No release notes.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-28.*
