# Cat CPU System vs Brook Controller Center

The clearest difference is update cadence: Cat CPU System at weekly against Brook Controller Center's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.

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

Cat CPU System ships an update weekly, Brook Controller Center fortnightly. The most recent releases landed on October 3, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Cat CPU System | Brook Controller Center |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Size | 39 MB | 11 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Brook Design, LLC](https://appshunter.io/developer/1190785004) | [Zeroplus Technology Co, Ltd.](https://appshunter.io/developer/1539596932) |

## What reviewers say

### Cat CPU System

[App page](https://appshunter.io/ios/app/cat-cpu-system/id6695728672)

**Features:** macOS Compatibility

**In-app purchases:** none


### Brook Controller Center

[App page](https://appshunter.io/ios/app/brook-controller-center/id6795359221)

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

**In-app purchases:** none


## Frequently asked questions

### Is Cat CPU System free?

Cat CPU System is free to download, with no in-app purchases.

### Is Brook Controller Center free?

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

### Do Cat CPU System or Brook Controller Center have ads?

Neither Cat CPU System nor Brook Controller Center shows ads.

### Which is updated more often, Cat CPU System or Brook Controller Center?

Cat CPU System ships an update weekly, and Brook Controller Center fortnightly. Most recently, Cat CPU System was updated on October 3, 2026 and Brook Controller Center on October 11, 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.*