# Holon vs tapeworm

The clearest difference is in-app purchases: tapeworm at none against Holon's 2. tapeworm also leads on update cadence (every 2 weeks vs every 3 months). Holon's advantage is rating (4.5 vs 4.3) and device support (4 vs 2). On price, review sentiment, ratings volume and ads there is nothing between them.

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

Holon holds the better App Store score, 4.5 against 4.3. Both are backed by a comparable volume of ratings — 14 and 12 respectively. Written reviews point the same way: 75% of Holon's written reviews are positive against 71% of tapeworm's.

Holon ships an update every 3 months, tapeworm every 2 weeks. The most recent releases landed on October 3, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Holon | tapeworm |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (14 ratings)](https://appshunter.io/ios/app/holon/id1352687747/reviews)** | [4.3 (12 ratings)](https://appshunter.io/ios/app/tapeworm/id6759563292/reviews) |
| Number of ratings | **14** | 12 |
| Positive reviews | **75.0% of reviews** | 71.4% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Paid | **Free** |
| Size | 144 MB | 8 MB |
| Requires iOS | **12.0** | 17.6 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Holonic Systems Oy](https://appshunter.io/developer/1172474856) | [Radii Research](https://appshunter.io/developer/1832856981) |

## 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 |


### tapeworm

[App page](https://appshunter.io/ios/app/tapeworm/id6759563292)

This music app offers a unique tape delay effect with a "wiggly, dirty" sound. Control delay time by stretching or flicking a virtual tapeworm, with options for manual or random adjustments. It includes analog-modeled saturation, compression, and amplifier stages for a rich audio experience.

**Highlights:** Interactive tape delay time control, Manual and free modes for delay, Analog-modeled tape saturation and compression, Overdrivable feedback, AUv3 plugin compatibility, Performative sound design elements

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Holon free?

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

### Is tapeworm free?

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

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

Holon is rated higher. Holon averages 4.5 out of 5 from 14 ratings, while tapeworm averages 4.3 from 12 ratings.

### Do Holon or tapeworm have ads?

Neither Holon nor tapeworm shows ads.

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

Holon ships an update every 3 months, and tapeworm every 2 weeks. Most recently, Holon was updated on October 3, 2026 and tapeworm on October 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.*