# 高校3年生で覚える英単語400 vs AI英文法道場

The clearest difference is rating: AI英文法道場 at 5.0 against 高校3年生で覚える英単語400's 4.0. 高校3年生で覚える英単語400's advantage is in-app purchases (none vs 1) and device support. On price and ratings volume there is nothing between them.

Both are free to download. AI英文法道場 sells 1 in-app purchase, starting at $1.99 per month. 高校3年生で覚える英単語400 asks for nothing beyond the download.

AI英文法道場 holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

## The numbers

| Metric | 高校3年生で覚える英単語400 | AI英文法道場 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (1 ratings)](https://appshunter.io/ios/app/3400/id1470913121/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ai/id6499072709/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | — |
| Update frequency | Every 7 months | — |
| Monetization | Ad-supported | **Free** |
| Size | 15 MB | 64 MB |
| Requires iOS | **9.0** | 14.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Junpei Shimotsu](https://appshunter.io/developer/882299124) | [Yusuke Uemura](https://appshunter.io/developer/1597395122) |

## What reviewers say

### 高校3年生で覚える英単語400

[App page](https://appshunter.io/ios/app/3400/id1470913121)

This app helps high school seniors learn 400 English vocabulary words. It features pronunciation for listening practice and a medal system for mastering categories. The 4-choice question format allows for quick study sessions.

**Highlights:** 400 high school senior vocabulary words, Pronunciation feature for listening practice, 23 categorized vocabulary sets, Medal system for category mastery, 4-choice question format for quick study

**Features:** macOS Compatibility

**In-app purchases:** none


### AI英文法道場

[App page](https://appshunter.io/ios/app/ai/id6499072709)

Learn English grammar through engaging, game-like challenges. An AI generates endless new problems, ensuring continuous learning. Compete with other users to stay motivated for exams like TOEIC, Eiken, and university entrance tests.

**Highlights:** AI-generated endless grammar problems, Game-like learning experience, Detailed explanations and translations, Competitive multiplayer mode, Preparation for TOEIC, Eiken, and university exams

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン | $1.99 | per month |


## Frequently asked questions

### Is 高校3年生で覚える英単語400 free?

高校3年生で覚える英単語400 is free to download, with no in-app purchases.

### Is AI英文法道場 free?

AI英文法道場 is free to download, with in-app purchases available.

### Which has better reviews, 高校3年生で覚える英単語400 or AI英文法道場?

AI英文法道場 is rated higher. 高校3年生で覚える英単語400 averages 4.0 out of 5 from 1 ratings, while AI英文法道場 averages 5.0 from 1 ratings.

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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.*