# WitsOriginsCentreAR vs STEMulator

The clearest difference is iOS requirement: WitsOriginsCentreAR at 12.0 against STEMulator's 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.

## The numbers

| Metric | WitsOriginsCentreAR | STEMulator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 9 months |
| Size | 134 MB | 35 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Dale Deacon](https://appshunter.io/developer/1878120835) | [STEMulator](https://appshunter.io/developer/1760697221) |

## What reviewers say

### WitsOriginsCentreAR

[App page](https://appshunter.io/ios/app/witsoriginscentrear/id1642684114)

**Features:** macOS Compatibility

**In-app purchases:** none


### STEMulator

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is WitsOriginsCentreAR free?

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

### Is STEMulator free?

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

### Do WitsOriginsCentreAR or STEMulator have ads?

Neither WitsOriginsCentreAR nor STEMulator shows ads.

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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.*