# ZirkPad vs ChowMatrix

The clearest difference is in-app purchases: ZirkPad at none against ChowMatrix's 4. ZirkPad also leads on iOS requirement (9.0 vs 11.4). ChowMatrix's advantage is device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. ChowMatrix sells 4 one-off in-app purchases. ZirkPad asks for nothing beyond the download.

## The numbers

| Metric | ZirkPad | ChowMatrix |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (25 ratings)](https://appshunter.io/ios/app/chowmatrix/id1598726146/reviews)** |
| Number of ratings | — | **25** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 51 months | — |
| Monetization | — | Free with in-app purchases |
| Size | 10 MB | 8 MB |
| Requires iOS | **9.0** | 11.4 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ZKM \| Zentrum fuer Kunst und Medientechnologie Karlsruhe](https://appshunter.io/developer/418549105) | [Jatin Chowdhury](https://appshunter.io/developer/1547671735) |

## What reviewers say

### ZirkPad

[App page](https://appshunter.io/ios/app/zirkpad/id1125327605)

**Features:** macOS Compatibility

**In-app purchases:** none


### ChowMatrix

[App page](https://appshunter.io/ios/app/chowmatrix/id1598726146)

This audio effect plugin offers a modular delay system with a growable "tree" of delay nodes. It functions as a creative audio effect for AUv3 hosts, allowing for unique sound manipulation.

**Highlights:** Modular delay effect, Growable node tree, Creative audio effect, AUv3 host compatible, Sound manipulation

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $1.99 | one-time |
| Medium Tip | $4.99 | one-time |
| Large Tip | $9.99 | one-time |
| Huge Tip | $24.99 | one-time |


## Frequently asked questions

### Is ZirkPad free?

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

### Is ChowMatrix free?

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

### Do ZirkPad or ChowMatrix have ads?

Neither ZirkPad nor ChowMatrix 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.*