# クレイジー英語クイズ vs 英単語タイムアタック SYNC

The clearest difference is update cadence: 英単語タイムアタック SYNC at weekly against クレイジー英語クイズ's every 4 months. クレイジー英語クイズ's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 16.4). On price, ads and in-app purchases there is nothing between them.

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

クレイジー英語クイズ ships an update every 4 months, 英単語タイムアタック SYNC weekly. The most recent releases landed on September 25, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | クレイジー英語クイズ | 英単語タイムアタック SYNC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (9 ratings)](https://appshunter.io/ios/app/id1219784907/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 72.4% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Weekly** |
| Size | 149 MB | 53 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [HENN Inc.](https://appshunter.io/developer/734265844) | [Naoto Tazawa](https://appshunter.io/developer/1866843317) |

## What reviewers say

### クレイジー英語クイズ

[App page](https://appshunter.io/ios/app/id1219784907)

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

**In-app purchases:** none


### 英単語タイムアタック SYNC

[App page](https://appshunter.io/ios/app/sync/id6761302059)

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

**In-app purchases:** none


## Frequently asked questions

### Is クレイジー英語クイズ free?

クレイジー英語クイズ is free to download, with no in-app purchases.

### Is 英単語タイムアタック SYNC free?

英単語タイムアタック SYNC is free to download, with no in-app purchases.

### Do クレイジー英語クイズ or 英単語タイムアタック SYNC have ads?

Both クレイジー英語クイズ and 英単語タイムアタック SYNC show ads.

### Which is updated more often, クレイジー英語クイズ or 英単語タイムアタック SYNC?

クレイジー英語クイズ ships an update every 4 months, and 英単語タイムアタック SYNC weekly. Most recently, クレイジー英語クイズ was updated on September 25, 2026 and 英単語タイムアタック SYNC on September 27, 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.*