# MijnComenius vs Slim Klas

The clearest difference is update cadence: Slim Klas at every 4 weeks against MijnComenius's every 2 months. Slim Klas also leads on iOS requirement (13.0 vs 15.1). 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.

MijnComenius ships an update every 2 months, Slim Klas every 4 weeks. The most recent releases landed on October 2, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | MijnComenius | Slim Klas |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 weeks** |
| Size | 44 MB | 33 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Infowijs B.V.](https://appshunter.io/developer/1499461770) | [imad ismail](https://appshunter.io/developer/1712895577) |

## What reviewers say

### MijnComenius

[App page](https://appshunter.io/ios/app/mijncomenius/id1670405575)

**In-app purchases:** none


### Slim Klas

[App page](https://appshunter.io/ios/app/slim-klas/id6783390181)

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

**In-app purchases:** none


## Frequently asked questions

### Is MijnComenius free?

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

### Is Slim Klas free?

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

### Do MijnComenius or Slim Klas have ads?

Neither MijnComenius nor Slim Klas shows ads.

### Which is updated more often, MijnComenius or Slim Klas?

MijnComenius ships an update every 2 months, and Slim Klas every 4 weeks. Most recently, MijnComenius was updated on October 2, 2026 and Slim Klas on October 6, 2026.

---

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