# Puur Zeewolde vs Si

The clearest difference is iOS requirement: Si at 14.0 against Puur Zeewolde's 16.6. 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.

Puur Zeewolde ships an update every 2 months, Si monthly. The most recent releases landed on October 7, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Puur Zeewolde | Si |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Size | 1 MB | 49 MB |
| Requires iOS | 16.6 | **14.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Stichting Puur Zeewolde](https://appshunter.io/developer/1557700443) | [WeMa Mobile B.V.](https://appshunter.io/developer/494886354) |

## What reviewers say

### Puur Zeewolde

[App page](https://appshunter.io/ios/app/puur-zeewolde/id1557700440)

**Features:** macOS Compatibility

**In-app purchases:** none


### Si

[App page](https://appshunter.io/ios/app/si-es-an/id1616635877)

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

**In-app purchases:** none


## Frequently asked questions

### Is Puur Zeewolde free?

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

### Is Si free?

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

### Do Puur Zeewolde or Si have ads?

Neither Puur Zeewolde nor Si shows ads.

### Which is updated more often, Puur Zeewolde or Si?

Puur Zeewolde ships an update every 2 months, and Si monthly. Most recently, Puur Zeewolde was updated on October 7, 2026 and Si on October 30, 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.*