# 単語リスト vs アイ

The clearest difference is rating: アイ at 5.0 against 単語リスト's 3.7. アイ also leads on in-app purchases (none vs 1) and update cadence (every 3 weeks vs every 2 months). 単語リスト's advantage is ratings volume (3 vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. 単語リスト sells 1 one-off in-app purchase. アイ asks for nothing beyond the download.

アイ holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

単語リスト ships an update every 2 months, アイ every 3 weeks. The most recent releases landed on October 12, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | 単語リスト | アイ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.7 (3 ratings)](https://appshunter.io/ios/app/id1584096363/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/11/id6766015033/reviews)** |
| Number of ratings | **3** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 250 MB | 100 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [南强 米](https://appshunter.io/developer/1543652048) | [Ae 7 LLC](https://appshunter.io/developer/1896163219) |

## What reviewers say

### 単語リスト

[App page](https://appshunter.io/ios/app/id1584096363)

This app uses the Ebbinghaus forgetting curve to help you memorize English vocabulary efficiently through spaced repetition. It offers a vast library of word lists for various English proficiency tests and uses vivid imagery to enhance retention.

**Highlights:** Ebbinghaus forgetting curve learning method, Spaced repetition for memorization, Extensive vocabulary lists for TOEIC, TOEFL, IELTS, GRE, GMAT, SAT, Eiken, Visual learning with colorful images, Targeted word lists for score goals

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| リストで英単語暗記 Pro | $2.99 | one-time |


### アイ

[App page](https://appshunter.io/ios/app/11/id6766015033)

This app offers a gamified approach to English learning, featuring swipe-based quizzes for vocabulary, grammar, listening, and image recognition. It includes community features for asking questions and a ranking system to boost motivation. Aimed at making daily study engaging and sustainable.

**Highlights:** Swipe-based English quizzes, Vocabulary, grammar, listening, and photo questions, Community 'talk rooms' for questions, Weekly ranking for motivation, Daily learning streak tracking, Gamified learning experience

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 単語リスト free?

単語リスト is free to download, with in-app purchases available.

### Is アイ free?

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

### Which has better reviews, 単語リスト or アイ?

アイ is rated higher. 単語リスト averages 3.7 out of 5 from 3 ratings, while アイ averages 5.0 from 1 ratings.

### Do 単語リスト or アイ have ads?

Both 単語リスト and アイ show ads.

### Which is updated more often, 単語リスト or アイ?

単語リスト ships an update every 2 months, and アイ every 3 weeks. Most recently, 単語リスト was updated on October 12, 2026 and アイ on October 15, 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.*