# カメ単 AI英単語帳 vs Flash!!：次世代の英単語帳アプリ

The clearest difference is in-app purchases: Flash!!：次世代の英単語帳アプリ at none against カメ単 AI英単語帳's 1. カメ単 AI英単語帳's advantage is iOS requirement (15.0 vs 17). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. カメ単 AI英単語帳 sells 1 in-app purchase, starting at $3.99 per month. Flash!!：次世代の英単語帳アプリ asks for nothing beyond the download.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 9, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | カメ単 AI英単語帳 | Flash!!：次世代の英単語帳アプリ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (2 ratings)](https://appshunter.io/ios/app/ai-toeic/id6739556572/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Weekly | Weekly |
| Monetization | Free with in-app purchases | — |
| Size | 36 MB | 15 MB |
| Requires iOS | **15.0** | 17 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [HIROAKI HOSAKA](https://appshunter.io/developer/1769916994) | [itsuki hotta](https://appshunter.io/developer/1850269346) |

## What reviewers say

### カメ単 AI英単語帳

[App page](https://appshunter.io/ios/app/ai-toeic/id6739556572)

Effortlessly build your own vocabulary lists by inputting English or Japanese words. The app automatically generates definitions, usage examples, etymologies, and quizzes to aid memorization and learning. Capture new expressions from articles, movies, and conversations on the go.

**Highlights:** Input in English or Japanese, AI-generated definitions and examples, Create custom vocabulary lists, AI-generated quizzes for review, Quickly add words from any source, Track vocabulary growth

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic | $3.99 | per month |


### Flash!!：次世代の英単語帳アプリ

[App page](https://appshunter.io/ios/app/flash/id6756925713)

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

**In-app purchases:** none


## Frequently asked questions

### Is カメ単 AI英単語帳 free?

カメ単 AI英単語帳 is free to download, with in-app purchases available.

### Is Flash!!：次世代の英単語帳アプリ free?

Flash!!：次世代の英単語帳アプリ is free to download, with no in-app purchases.

### Do カメ単 AI英単語帳 or Flash!!：次世代の英単語帳アプリ have ads?

Both カメ単 AI英単語帳 and Flash!!：次世代の英単語帳アプリ show ads.

### Which is updated more often, カメ単 AI英単語帳 or Flash!!：次世代の英単語帳アプリ?

カメ単 AI英単語帳 ships an update weekly, and Flash!!：次世代の英単語帳アプリ weekly. Most recently, カメ単 AI英単語帳 was updated on October 9, 2026 and Flash!!：次世代の英単語帳アプリ on October 5, 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.*