# Fast100Math vs フラッシュ暗算+

The clearest difference is iOS requirement: フラッシュ暗算+ at 16.0 against Fast100Math's 18.0. 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.

## The numbers

| Metric | Fast100Math | フラッシュ暗算+ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 days | — |
| Size | 31 MB | 20 MB |
| Requires iOS | 18.0 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [makoto amijima](https://appshunter.io/developer/1493994946) | [otsuki hayato](https://appshunter.io/developer/1828600192) |

## What reviewers say

### Fast100Math

[App page](https://appshunter.io/ios/app/fast100math/id6739807220)

**Features:** macOS Compatibility

**In-app purchases:** none


### フラッシュ暗算+

[App page](https://appshunter.io/ios/app/plus/id6767122915)

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

**In-app purchases:** none


## Frequently asked questions

### Is Fast100Math free?

Fast100Math is free to download, with no in-app purchases.

### Is フラッシュ暗算+ free?

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

### Do Fast100Math or フラッシュ暗算+ have ads?

Neither Fast100Math nor フラッシュ暗算+ shows 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.*