# 10を作ろう vs 短期記憶強化

The clearest difference is ads: 短期記憶強化 at none against 10を作ろう's shown. 短期記憶強化 also leads on update cadence (every 3 days vs every 14 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

10を作ろう ships an update every 14 months, 短期記憶強化 every 3 days. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | 10を作ろう | 短期記憶強化 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 14 months | **Every 3 days** |
| Monetization | Ad-supported | — |
| Size | 9 MB | 21 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [takeshi inoue](https://appshunter.io/developer/1452042026) | [Katsushi Kuroki](https://appshunter.io/developer/1644390976) |

## What reviewers say

### 10を作ろう

[App page](https://appshunter.io/ios/app/10/id1453636144)

This game challenges you to reach a total of 10 using addition, subtraction, multiplication, and division. Tap the buttons between numbers to change symbols and test your calculation skills. It's a simple yet engaging way to practice arithmetic, even used for brain training by professional players.

**Highlights:** Addition, subtraction, multiplication, division, Reach a total of 10, Tap to change symbols, Over 540 puzzles, Brain training

**Features:** macOS Compatibility

**In-app purchases:** none


### 短期記憶強化

[App page](https://appshunter.io/ios/app/id6738608229)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 10を作ろう free?

10を作ろう is free to download, with no in-app purchases.

### Is 短期記憶強化 free?

短期記憶強化 is free to download, with no in-app purchases.

### Do 10を作ろう or 短期記憶強化 have ads?

10を作ろう shows ads; 短期記憶強化 does not.

### Which is updated more often, 10を作ろう or 短期記憶強化?

10を作ろう ships an update every 14 months, and 短期記憶強化 every 3 days. Most recently, 10を作ろう was updated on November 2, 2026 and 短期記憶強化 on November 4, 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.*