# Objects order vs Memory and attention trainer

The clearest difference is iOS requirement: Objects order at 9.0 against Memory and attention trainer's 13.0. 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 | Objects order | Memory and attention trainer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 65 months |
| Size | 54 MB | 11 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Five Systems Development](https://appshunter.io/developer/1063221985) | [Dmitry Sypachev](https://appshunter.io/developer/1105804448) |

## What reviewers say

### Objects order

[App page](https://appshunter.io/ios/app/objects-order-memory-game/id1312770240)

**In-app purchases:** none


### Memory and attention trainer

[App page](https://appshunter.io/ios/app/memory-and-attention-trainer/id1472139471)

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

**In-app purchases:** none


## Frequently asked questions

### Is Objects order free?

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

### Is Memory and attention trainer free?

Memory and attention trainer is free to download, with no in-app purchases.

### Do Objects order or Memory and attention trainer have ads?

Neither Objects order nor Memory and attention trainer 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.*