# 英語学習 vs マスタン英単語

The clearest difference is update cadence: 英語学習 at every 4 days against マスタン英単語's every 2 weeks. 英語学習 also leads on device support and iOS requirement (13.0 vs 17.0). On price and in-app purchases there is nothing between them.

Both are free to download. 英語学習 sells 3 in-app purchases, starting at $5.99 per month and マスタン英単語 sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

英語学習 ships an update every 4 days, マスタン英単語 every 2 weeks. The most recent releases landed on October 12, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | 英語学習 | マスタン英単語 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 90.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | — |
| Update frequency | **Every 4 days** | Every 2 weeks |
| Monetization | Freemium | — |
| Size | 145 MB | 35 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [ATSUSHI KIMURA](https://appshunter.io/developer/1829870349) | [Norihiro Sakamoto](https://appshunter.io/developer/1885026853) |

## What reviewers say

### 英語学習

[App page](https://appshunter.io/ios/app/boostai/id6749287559)

This AI-powered app offers instant English writing feedback, detailed explanations, and AI chat for deeper understanding. It supports various writing styles and learning goals, helping users improve their English proficiency anytime, anywhere.

**Highlights:** Instant AI essay correction, Detailed explanations for errors, Handwriting recognition for essays, AI chat for clarification, Learning history management, Diverse question formats, Flashcards and English news

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Boost Pro 月額プラン | $5.99 | per month |
| 3ヶ月 | $11.99 | per 3 months |
| Boost Pro 年額プラン | $39.99 | per year |


### マスタン英単語

[App page](https://appshunter.io/ios/app/toeic/id6760566858)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro １ヶ月プラン | $4.99 | per month |
| Pro 年間プラン | $34.99 | per year |


## Frequently asked questions

### Is 英語学習 free?

英語学習 is free to download, with in-app purchases available.

### Is マスタン英単語 free?

マスタン英単語 is free to download, with in-app purchases available.

### Which is updated more often, 英語学習 or マスタン英単語?

英語学習 ships an update every 4 days, and マスタン英単語 every 2 weeks. Most recently, 英語学習 was updated on October 12, 2026 and マスタン英単語 on September 27, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*