# darTZeel vs CH Controller

The clearest difference is iOS requirement: darTZeel at 12.0 against CH Controller's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

darTZeel ships an update every 3 months, CH Controller every 6 weeks. The most recent releases landed on September 9, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | darTZeel | CH Controller |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Size | 36 MB | 49 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [darTZeel Audio SA](https://appshunter.io/developer/1443731649) | [CH Precision Sarl](https://appshunter.io/developer/1809139233) |

## What reviewers say

### darTZeel

[App page](https://appshunter.io/ios/app/dartzeel/id1443731650)

**Features:** macOS Compatibility

**In-app purchases:** none


### CH Controller

[App page](https://appshunter.io/ios/app/ch-controller/id6744744401)

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

**In-app purchases:** none


## Frequently asked questions

### Is darTZeel free?

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

### Is CH Controller free?

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

### Do darTZeel or CH Controller have ads?

Neither darTZeel nor CH Controller shows ads.

### Which is updated more often, darTZeel or CH Controller?

darTZeel ships an update every 3 months, and CH Controller every 6 weeks. Most recently, darTZeel was updated on September 9, 2026 and CH Controller on September 13, 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.*