# kids+clock（キッズプラスクロック） vs Flash Brain Training Game

The clearest difference is ads: kids+clock（キッズプラスクロック） at none against Flash Brain Training Game's shown. kids+clock（キッズプラスクロック） also leads on update cadence (every 6 days vs every 2 months) and iOS requirement (12.0 vs 18.0). On price, 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.

kids+clock（キッズプラスクロック） ships an update every 6 days, Flash Brain Training Game every 2 months. The most recent releases landed on November 6, 2026 and November 11, 2026 respectively.

## The numbers

| Metric | kids+clock（キッズプラスクロック） | Flash Brain Training Game |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 6 days** | Every 2 months |
| Size | 35 MB | 5 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [kids plus co.](https://appshunter.io/developer/1517929309) | [Toru Shinnae](https://appshunter.io/developer/1441534402) |

## What reviewers say

### kids+clock（キッズプラスクロック）

[App page](https://appshunter.io/ios/app/kids-plus-clock/id1116622610)

**In-app purchases:** none


### Flash Brain Training Game

[App page](https://appshunter.io/ios/app/flash-brain-training-game/id1441534403)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is kids+clock（キッズプラスクロック） free?

kids+clock（キッズプラスクロック） is free to download, with no in-app purchases.

### Is Flash Brain Training Game free?

Flash Brain Training Game is free to download, with no in-app purchases.

### Do kids+clock（キッズプラスクロック） or Flash Brain Training Game have ads?

Flash Brain Training Game shows ads; kids+clock（キッズプラスクロック） does not.

### Which is updated more often, kids+clock（キッズプラスクロック） or Flash Brain Training Game?

kids+clock（キッズプラスクロック） ships an update every 6 days, and Flash Brain Training Game every 2 months. Most recently, kids+clock（キッズプラスクロック） was updated on November 6, 2026 and Flash Brain Training Game on November 11, 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.*