# GrainHeads vs SR

The clearest difference is price: GrainHeads at Free against SR's $1.99. SR's advantage is in-app purchases (none vs 1) and iOS requirement (15.0 vs 17.6). On ads and device support there is nothing between them.

GrainHeads is free to download; SR costs $1.99 up front. GrainHeads sells 1 one-off in-app purchase. SR asks for nothing beyond the download.

## The numbers

| Metric | GrainHeads | SR |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.7 (14 ratings)](https://appshunter.io/ios/app/grainheads/id6760582834/reviews)** | — |
| Number of ratings | **14** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 days | — |
| Monetization | Free | — |
| Size | 108 MB | 67 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Andrei Nevar](https://appshunter.io/developer/1885164055) | [Studio Romann](https://appshunter.io/developer/6805713109) |

## What reviewers say

### 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 |


### SR

[App page](https://appshunter.io/ios/app/sr-sequencer/id6805713107)

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

**In-app purchases:** none


## Frequently asked questions

### Is GrainHeads free?

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

### Is SR free?

SR costs $1.99, with no in-app purchases.

### Do GrainHeads or SR have ads?

Neither GrainHeads nor SR shows ads.

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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.*