# Sirppi vs Cauco

The clearest difference is update cadence: Cauco at monthly against Sirppi's every 5 months. Cauco also leads on iOS requirement (13.0 vs 15.6). 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.

Sirppi ships an update every 5 months, Cauco monthly. The most recent releases landed on September 5, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Sirppi | Cauco |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Monthly** |
| Size | 55 MB | 25 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nikitec Oy](https://appshunter.io/developer/1238678511) | [Cauco](https://appshunter.io/developer/1432507191) |

## What reviewers say

### Sirppi

[App page](https://appshunter.io/ios/app/sirppi/id1238678513)

**Features:** macOS Compatibility

**In-app purchases:** none


### Cauco

[App page](https://appshunter.io/ios/app/cauco/id1432507192)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sirppi free?

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

### Is Cauco free?

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

### Do Sirppi or Cauco have ads?

Neither Sirppi nor Cauco shows ads.

### Which is updated more often, Sirppi or Cauco?

Sirppi ships an update every 5 months, and Cauco monthly. Most recently, Sirppi was updated on September 5, 2026 and Cauco on September 17, 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.*