# jAmpler vs tapeworm

The clearest difference is in-app purchases: tapeworm at none against jAmpler's 1. tapeworm also leads on update cadence (every 2 weeks vs every 3 months). jAmpler's advantage is review sentiment (100% vs 71%) and rating (4.6 vs 4.3). On price, ratings volume and ads there is nothing between them.

Both are free to download. jAmpler sells 1 one-off in-app purchase. tapeworm asks for nothing beyond the download.

jAmpler holds the better App Store score, 4.6 against 4.3. Both are backed by a comparable volume of ratings — 5 and 12 respectively. Written reviews point the same way: 100% of jAmpler's written reviews are positive against 71% of tapeworm's.

jAmpler ships an update every 3 months, tapeworm every 2 weeks. The most recent releases landed on September 12, 2026 and August 19, 2026 respectively.

## The numbers

| Metric | jAmpler | tapeworm |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (5 ratings)](https://appshunter.io/ios/app/jampler/id6757974471/reviews)** | [4.3 (12 ratings)](https://appshunter.io/ios/app/tapeworm/id6759563292/reviews) |
| Number of ratings | 5 | **12** |
| Positive reviews | **100.0% of reviews** | 71.4% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 1.4 GB | 8 MB |
| Requires iOS | **14.0** | 17.6 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jan Maes](https://appshunter.io/developer/1550506252) | [Radii Research](https://appshunter.io/developer/1832856981) |

## What reviewers say

### jAmpler

[App page](https://appshunter.io/ios/app/jampler/id6757974471)

Record, import, and manipulate audio samples with a versatile instrument plugin. Create unique sounds using granular synthesis and a wide array of effects. Assign samples to a keyboard for intuitive musical performance.

**Highlights:** Record and import audio samples, Assign samples to keyboard keys, Granular synthesis controls, Extensive per-sample editing, Global effects suite, Adjustable velocity curve and temperament

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| jAmpler Activation | $7.99 | 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 jAmpler free?

jAmpler 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, jAmpler or tapeworm?

jAmpler is rated higher. jAmpler averages 4.6 out of 5 from 5 ratings, while tapeworm averages 4.3 from 12 ratings.

### Do jAmpler or tapeworm have ads?

Neither jAmpler nor tapeworm shows ads.

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

jAmpler ships an update every 3 months, and tapeworm every 2 weeks. Most recently, jAmpler was updated on September 12, 2026 and tapeworm on August 19, 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.*