# シンプルFLASH暗算 vs フラッシュ暗算ドリル

The clearest difference is iOS requirement: フラッシュ暗算ドリル at 13.0 against シンプルFLASH暗算's 15.6. 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.

## The numbers

| Metric | シンプルFLASH暗算 | フラッシュ暗算ドリル |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Fortnightly | — |
| Size | 4 MB | 24 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [TSUKASA YONAHA](https://appshunter.io/developer/1835823966) | [Katsuyuki Hayashi](https://appshunter.io/developer/1597263179) |

## What reviewers say

### シンプルFLASH暗算

[App page](https://appshunter.io/ios/app/flash/id6751562239)

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

**In-app purchases:** none


### フラッシュ暗算ドリル

[App page](https://appshunter.io/ios/app/id6760587745)

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

**In-app purchases:** none


## Frequently asked questions

### Is シンプルFLASH暗算 free?

シンプルFLASH暗算 is free to download, with no in-app purchases.

### Is フラッシュ暗算ドリル free?

フラッシュ暗算ドリル is free to download, with no in-app purchases.

### Do シンプルFLASH暗算 or フラッシュ暗算ドリル have ads?

Both シンプルFLASH暗算 and フラッシュ暗算ドリル show ads.

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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.*