# The Optimal Lab vs Performance Playground

The clearest difference is device support: The Optimal Lab at 2 against Performance Playground's —. Performance Playground's advantage is iOS requirement (11.0 vs 15.6). On price and in-app purchases 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 | The Optimal Lab | Performance Playground |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 25 months | — |
| Size | 31 MB | 72 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [THE OPTIMAL LAB (ST LEONARDS) PTY LTD](https://appshunter.io/developer/1557251933) | [JAMES LACHLAN FERGUSON](https://appshunter.io/developer/1760321591) |

## What reviewers say

### The Optimal Lab

[App page](https://appshunter.io/ios/app/the-optimal-lab/id1593381703)

**Features:** macOS Compatibility

**In-app purchases:** none


### Performance Playground

[App page](https://appshunter.io/ios/app/performance-playground/id6593682208)

**In-app purchases:** none


## Frequently asked questions

### Is The Optimal Lab free?

The Optimal Lab is free to download, with no in-app purchases.

### Is Performance Playground free?

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

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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.*