# Irregular Verb Drill vs クレイジー英語クイズ

The clearest difference is update cadence: クレイジー英語クイズ at every 4 months against Irregular Verb Drill's every 34 months. クレイジー英語クイズ also leads on rating (4.6 vs 4.3) and iOS requirement (13.0 vs 15.6). On price, review sentiment, ratings volume and ads 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 holds the better App Store score, 4.6 against 4.3. Both are backed by a comparable volume of ratings — 8 and 9 respectively. Written reviews complicate that: 79% of Irregular Verb Drill's written reviews are positive against 72% of クレイジー英語クイズ's, so the app with the better star average is not the one people write more warmly about.

Irregular Verb Drill ships an update every 34 months, クレイジー英語クイズ every 4 months. The most recent releases landed on October 13, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Irregular Verb Drill | クレイジー英語クイズ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (8 ratings)](https://appshunter.io/ios/app/irregular-verb-drill/id889667727/reviews) | **[4.6 (9 ratings)](https://appshunter.io/ios/app/id1219784907/reviews)** |
| Number of ratings | 8 | **9** |
| Positive reviews | **78.9% of reviews** | 72.4% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 34 months | **Every 4 months** |
| Monetization | Ad-supported | — |
| Size | 5 MB | 149 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Kazunari Hiyoshi](https://appshunter.io/developer/517438375) | [HENN Inc.](https://appshunter.io/developer/734265844) |

## What reviewers say

### Irregular Verb Drill

[App page](https://appshunter.io/ios/app/irregular-verb-drill/id889667727)

Practice English irregular verbs with this interactive test app. Input correct answers by touching key buttons. Utilize brush-up mode to focus on questions you frequently get wrong.

**Highlights:** Irregular verb testing, Interactive input, Brush-up mode for weaknesses, Focus on incorrect answers

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Irregular Verb Drill free?

Irregular Verb Drill is free to download, with no in-app purchases.

### 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.

### Which has better reviews, Irregular Verb Drill or クレイジー英語クイズ?

クレイジー英語クイズ is rated higher. Irregular Verb Drill averages 4.3 out of 5 from 8 ratings, while クレイジー英語クイズ averages 4.6 from 9 ratings.

### Do Irregular Verb Drill or クレイジー英語クイズ have ads?

Both Irregular Verb Drill and クレイジー英語クイズ show ads.

### Which is updated more often, Irregular Verb Drill or クレイジー英語クイズ?

Irregular Verb Drill ships an update every 34 months, and クレイジー英語クイズ every 4 months. Most recently, Irregular Verb Drill was updated on October 13, 2026 and クレイジー英語クイズ on October 19, 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.*