# Test8831t vs Развитие памяти

The clearest difference is iOS requirement: Test8831t at 15.6 against Развитие памяти's 17.0. 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 | Test8831t | Развитие памяти |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 16 months | — |
| Size | 20 MB | 2 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Anton Lebedev](https://appshunter.io/developer/1706169943) | [Nikita Shlapatskiy](https://appshunter.io/developer/1617308322) |

## What reviewers say

### Test8831t

[App page](https://appshunter.io/ios/app/test8831t/id6477801821)

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

**In-app purchases:** none


### Развитие памяти

[App page](https://appshunter.io/ios/app/clearmemory/id6787921989)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Test8831t free?

Test8831t is free to download, with no in-app purchases.

### Is Развитие памяти free?

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

### Do Test8831t or Развитие памяти have ads?

Neither Test8831t nor Развитие памяти 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.*