# Fast100Math vs 英単語並べ替えパズル

The clearest difference is in-app purchases: Fast100Math at none against 英単語並べ替えパズル's 2. Fast100Math also leads on ads (none vs shown). 英単語並べ替えパズル's advantage is iOS requirement (15.6 vs 18.0). On price, update cadence and device support there is nothing between them.

Both are free to download. 英単語並べ替えパズル sells 2 in-app purchases, starting at $1.99 per month. Fast100Math asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 days. The most recent releases landed on October 14, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Fast100Math | 英単語並べ替えパズル |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 days | Every 3 days |
| Size | 31 MB | 23 MB |
| Requires iOS | 18.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [makoto amijima](https://appshunter.io/developer/1493994946) | [FREE APPS STUDIO](https://appshunter.io/developer/6798931330) |

## What reviewers say

### Fast100Math

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

**Features:** macOS Compatibility

**In-app purchases:** none


### 英単語並べ替えパズル

[App page](https://appshunter.io/ios/app/id6801248873)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム（月額） | $1.99 | per month |
| プレミアム（年額） | $19.99 | per year |


## Frequently asked questions

### Is Fast100Math free?

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

### Is 英単語並べ替えパズル free?

英単語並べ替えパズル is free to download, with in-app purchases available.

### Do Fast100Math or 英単語並べ替えパズル have ads?

英単語並べ替えパズル shows ads; Fast100Math does not.

### Which is updated more often, Fast100Math or 英単語並べ替えパズル?

Fast100Math ships an update every 3 days, and 英単語並べ替えパズル every 3 days. Most recently, Fast100Math was updated on October 14, 2026 and 英単語並べ替えパズル on October 8, 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.*