# TestSTMemory vs Q

The clearest difference is price: Q at Free against TestSTMemory's $2.99. Q also leads on device support (3 vs 1) and iOS requirement (11.0 vs 14.0). On ads and in-app purchases there is nothing between them.

Q is free to download; TestSTMemory costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | TestSTMemory | Q |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 13 months | — |
| Size | 2 MB | 18 MB |
| Requires iOS | 14.0 | **11.0** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Viacheslav Romanenko](https://appshunter.io/developer/1046372418) | [Copro System Co., Ltd.](https://appshunter.io/developer/1641482255) |

## What reviewers say

### TestSTMemory

[App page](https://appshunter.io/ios/app/teststmemory/id1358135078)

**Features:** Vision Pro support

**In-app purchases:** none


### Q

[App page](https://appshunter.io/ios/app/q-learning/id6443808354)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TestSTMemory free?

TestSTMemory costs $2.99, with no in-app purchases.

### Is Q free?

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

### Do TestSTMemory or Q have ads?

Neither TestSTMemory nor Q 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.*