# iMemory vs 大吃小井字棋

The clearest difference is ads: 大吃小井字棋 at none against iMemory's shown. 大吃小井字棋 also leads on iOS requirement (13.0 vs 16.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. iMemory sells 1 one-off in-app purchase and 大吃小井字棋 sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | iMemory | 大吃小井字棋 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | — |
| Size | 5 MB | 24 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [景珂 陈](https://appshunter.io/developer/620312170) | [龙泽 余](https://appshunter.io/developer/1462574966) |

## What reviewers say

### iMemory

[App page](https://appshunter.io/ios/app/imemory-brain-training/id1227225034)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| iMemory Pro | $1.99 | one-time |


### 大吃小井字棋

[App page](https://appshunter.io/ios/app/id1659267302)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 「高级版」 | $0.99 | one-time |


## Frequently asked questions

### Is iMemory free?

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

### Is 大吃小井字棋 free?

大吃小井字棋 is free to download, with in-app purchases available.

### Do iMemory or 大吃小井字棋 have ads?

iMemory shows ads; 大吃小井字棋 does not.

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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.*