# STEMulator vs Jan Celliers Laerskool

The clearest difference is update cadence: Jan Celliers Laerskool at fortnightly against STEMulator's every 9 months. STEMulator's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

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

STEMulator ships an update every 9 months, Jan Celliers Laerskool fortnightly. The most recent releases landed on October 5, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | STEMulator | Jan Celliers Laerskool |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 months | **Fortnightly** |
| Size | 35 MB | 37 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [STEMulator](https://appshunter.io/developer/1760697221) | [d6 group (Pty) Ltd](https://appshunter.io/developer/767196539) |

## What reviewers say

### STEMulator

[App page](https://appshunter.io/ios/app/stemulator/id6599522008)

**Features:** macOS Compatibility

**In-app purchases:** none


### Jan Celliers Laerskool

[App page](https://appshunter.io/ios/app/jan-celliers-laerskool/id6746262730)

**In-app purchases:** none


## Frequently asked questions

### Is STEMulator free?

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

### Is Jan Celliers Laerskool free?

Jan Celliers Laerskool is free to download, with no in-app purchases.

### Do STEMulator or Jan Celliers Laerskool have ads?

Neither STEMulator nor Jan Celliers Laerskool shows ads.

### Which is updated more often, STEMulator or Jan Celliers Laerskool?

STEMulator ships an update every 9 months, and Jan Celliers Laerskool fortnightly. Most recently, STEMulator was updated on October 5, 2026 and Jan Celliers Laerskool on September 20, 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.*