# Brain Puzzle vs Stay Sharp

The clearest difference is in-app purchases: Stay Sharp at none against Brain Puzzle's 9. Stay Sharp also leads on ads (none vs shown). Brain Puzzle's advantage is iOS requirement (14.0 vs 17.0). On price and device support there is nothing between them.

Both are free to download. Brain Puzzle sells 9 in-app purchases, starting at $0.99 per 7 days. Stay Sharp asks for nothing beyond the download.

## The numbers

| Metric | Brain Puzzle | Stay Sharp |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 10 months | — |
| Size | 38 MB | 3 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [YOUNG TRADING CO.,LIMITED](https://appshunter.io/developer/1653409260) | [Harini Gopalswamy](https://appshunter.io/developer/1849976833) |

## What reviewers say

### Brain Puzzle

[App page](https://appshunter.io/ios/app/brain-puzzle-training-tests/id6444262243)

**Features:** macOS Compatibility

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Brain Plus Premium | $0.99 | per 7 days |
| Brain Plus Premium | $1.99 | per 7 days |
| Brain Plus Premium | $2.99 | per 7 days |
| Brain Plus Premium | $3.99 | per month |
| Brain Plus Premium | $5.99 | per month |
| Brain Plus Premium | $9.99 | per month |
| Brain Plus Premium | $27.99 | per year |
| Brain Plus Premium | $35.99 | per year |
| Brain Plus Premium | $45.99 | per year |


### Stay Sharp

[App page](https://appshunter.io/ios/app/stay-sharp-brain-games/id6765550642)

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

**In-app purchases:** none


## Frequently asked questions

### Is Brain Puzzle free?

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

### Is Stay Sharp free?

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

### Do Brain Puzzle or Stay Sharp have ads?

Brain Puzzle shows ads; Stay Sharp 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.*