# STEM EGT vs OptiRota

The clearest difference is in-app purchases: STEM EGT at none against OptiRota's 2. STEM EGT also leads on iOS requirement (12.0 vs 15.0). OptiRota's advantage is device support. On price there is nothing between them.

Both are free to download. OptiRota sells 2 in-app purchases, starting at $0.99 per month. STEM EGT asks for nothing beyond the download.

## The numbers

| Metric | STEM EGT | OptiRota |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Update frequency | — | Every 4 days |
| Size | 89 MB | 49 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [STEM Egitimcileri Dernegi](https://appshunter.io/developer/1703030279) | [MotiveX Intelligence](https://appshunter.io/developer/1868198951) |

## What reviewers say

### STEM EGT

[App page](https://appshunter.io/ios/app/stem-egt/id6462422867)

**In-app purchases:** none


### OptiRota

[App page](https://appshunter.io/ios/app/optirota/id6796953235)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OptiRota Premium Aylık | $0.99 | per month |
| OptiRota Premium Yıllık | $3.99 | per year |


## Frequently asked questions

### Is STEM EGT free?

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

### Is OptiRota free?

OptiRota is free to download, with in-app purchases available.

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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.*