# jAmpler vs GrainHeads

The clearest difference is update cadence: GrainHeads at every 3 days against jAmpler's every 3 months. GrainHeads also leads on monetization model (free vs free with in-app purchases). jAmpler's advantage is device support (4 vs 2) and iOS requirement (14.0 vs 17.6). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. jAmpler sells 1 one-off in-app purchase and GrainHeads sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.6 for jAmpler against 4.7 for GrainHeads. Both are backed by a comparable volume of ratings — 5 and 14 respectively.

jAmpler ships an update every 3 months, GrainHeads every 3 days. The most recent releases landed on September 12, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | jAmpler | GrainHeads |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (5 ratings)](https://appshunter.io/ios/app/jampler/id6757974471/reviews) | **[4.7 (14 ratings)](https://appshunter.io/ios/app/grainheads/id6760582834/reviews)** |
| Number of ratings | 5 | **14** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 1.4 GB | 113 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) | [Andrei Nevar](https://appshunter.io/developer/1885164055) |

## 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 |


### GrainHeads

[App page](https://appshunter.io/ios/app/grainheads/id6760582834)

Transform any sound into unique textures and evolving sonic landscapes. This granular synthesizer offers deep control over individual sound grains, complex modulation, and a powerful step sequencer for experimental music creation.

**Highlights:** Multi-source granular engine, Shape individual grains with envelopes, Summing modulation matrix, Step sequencer with parameter lanes, Macros for expressive control, Re-routable effects chain

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock GrainHeads Pro | $11.99 | one-time |


## Frequently asked questions

### Is jAmpler free?

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

### Is GrainHeads free?

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

### Which has better reviews, jAmpler or GrainHeads?

GrainHeads is rated higher. jAmpler averages 4.6 out of 5 from 5 ratings, while GrainHeads averages 4.7 from 14 ratings.

### Do jAmpler or GrainHeads have ads?

Neither jAmpler nor GrainHeads shows ads.

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

jAmpler ships an update every 3 months, and GrainHeads every 3 days. Most recently, jAmpler was updated on September 12, 2026 and GrainHeads on September 21, 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.*