# 10を作れ！【脳トレ】 vs Simple Concentration Game

The clearest difference is update cadence: 10を作れ！【脳トレ】 at every 9 months against Simple Concentration Game's every 48 months. Simple Concentration Game's advantage is iOS requirement (13.0 vs 16.0). 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.

10を作れ！【脳トレ】 ships an update every 9 months, Simple Concentration Game every 48 months. The most recent releases landed on November 11, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | 10を作れ！【脳トレ】 | Simple Concentration Game |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 9 months** | Every 48 months |
| Size | 3 MB | 101 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [YUKI HAYANO](https://appshunter.io/developer/874819360) | [hideaki fukumura](https://appshunter.io/developer/1629984757) |

## What reviewers say

### 10を作れ！【脳トレ】

[App page](https://appshunter.io/ios/app/10/id1092877204)

**Features:** macOS Compatibility

**In-app purchases:** none


### Simple Concentration Game

[App page](https://appshunter.io/ios/app/simple-concentration-game/id6444276614)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 10を作れ！【脳トレ】 free?

10を作れ！【脳トレ】 is free to download, with no in-app purchases.

### Is Simple Concentration Game free?

Simple Concentration Game is free to download, with no in-app purchases.

### Do 10を作れ！【脳トレ】 or Simple Concentration Game have ads?

Both 10を作れ！【脳トレ】 and Simple Concentration Game show ads.

### Which is updated more often, 10を作れ！【脳トレ】 or Simple Concentration Game?

10を作れ！【脳トレ】 ships an update every 9 months, and Simple Concentration Game every 48 months. Most recently, 10を作れ！【脳トレ】 was updated on November 11, 2026 and Simple Concentration Game on November 7, 2026.

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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.*