# Holon vs plugdata

The clearest difference is in-app purchases: plugdata at none against Holon's 2. Holon's advantage is review sentiment (75% vs 67%). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Holon sells 2 one-off in-app purchases. plugdata asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.5 for Holon against 4.4 for plugdata. Both are backed by a comparable volume of ratings — 14 and 17 respectively. Written reviews are what separate them: 75% of Holon's written reviews are positive against 67% of plugdata's.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on August 5, 2026 and July 20, 2026 respectively.

## The numbers

| Metric | Holon | plugdata |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (14 ratings)](https://appshunter.io/ios/app/holon/id1352687747/reviews)** | [4.4 (17 ratings)](https://appshunter.io/ios/app/plugdata/id6473122351/reviews) |
| Number of ratings | 14 | **17** |
| Positive reviews | **75.0% of reviews** | 66.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | Paid | **Free** |
| Size | 144 MB | 147 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Holonic Systems Oy](https://appshunter.io/developer/1172474856) | [Timothy Schoen](https://appshunter.io/developer/1718448510) |

## What reviewers say

### Holon

[App page](https://appshunter.io/ios/app/holon/id1352687747)

This app transforms your movement through cities into a dynamic, real-time musical score. It uses your physical location and activity to generate interactive synth music, encouraging outdoor exploration and turning listeners into performers.

**Highlights:** Human-powered music generation, Encourages outdoor activity, Zero UI for minimal distraction, Environmentally responsive music, Real-time synth music creation, Optional AirPods and Apple Watch integration

**Features:** Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Apple Watch support | Free | one-time |
| Movesense Support | Free | one-time |


### plugdata

[App page](https://appshunter.io/ios/app/plugdata/id6473122351)

This app provides a visual programming environment for audio experimentation, prototyping, and education. It allows users to create and run audio patches on their mobile devices, enabling creative sound design on the go.

**Highlights:** Visual programming environment, Audio experimentation, Prototyping, Educational tool, Standalone application, Audio plugins

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Holon free?

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

### Is plugdata free?

plugdata is free to download, with no in-app purchases.

### Which has better reviews, Holon or plugdata?

Holon is rated higher. Holon averages 4.5 out of 5 from 14 ratings, while plugdata averages 4.4 from 17 ratings.

### Do Holon or plugdata have ads?

Neither Holon nor plugdata shows ads.

### Which is updated more often, Holon or plugdata?

Holon ships an update every 3 months, and plugdata every 3 months. Most recently, Holon was updated on August 5, 2026 and plugdata on July 20, 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.*