# Klein Vaarwater vs RCN

The clearest difference is update cadence: Klein Vaarwater at monthly against RCN's every 2 months. 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.

Klein Vaarwater ships an update monthly, RCN every 2 months. The most recent releases landed on October 30, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Klein Vaarwater | RCN |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Size | 46 MB | 3 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [WeMa Mobile B.V.](https://appshunter.io/developer/494886354) | [RCN](https://appshunter.io/developer/1301360841) |

## What reviewers say

### Klein Vaarwater

[App page](https://appshunter.io/ios/app/klein-vaarwater/id1665076443)

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

**In-app purchases:** none


### RCN

[App page](https://appshunter.io/ios/app/rcn/id6747342614)

**In-app purchases:** none


## Frequently asked questions

### Is Klein Vaarwater free?

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

### Is RCN free?

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

### Do Klein Vaarwater or RCN have ads?

Neither Klein Vaarwater nor RCN shows ads.

### Which is updated more often, Klein Vaarwater or RCN?

Klein Vaarwater ships an update monthly, and RCN every 2 months. Most recently, Klein Vaarwater was updated on October 30, 2026 and RCN on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*