# 【受講生専用】高速記憶エンジン for SE vs 高校3年生で覚える英単語400

The clearest difference is ads: 【受講生専用】高速記憶エンジン for SE at none against 高校3年生で覚える英単語400's shown. 【受講生専用】高速記憶エンジン for SE also leads on update cadence (every 3 weeks vs every 7 months). 高校3年生で覚える英単語400's advantage is iOS requirement (9.0 vs 15.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

【受講生専用】高速記憶エンジン for SE ships an update every 3 weeks, 高校3年生で覚える英単語400 every 7 months. The most recent releases landed on September 20, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | 【受講生専用】高速記憶エンジン for SE | 高校3年生で覚える英単語400 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/3400/id1470913121/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Every 7 months |
| Monetization | — | Ad-supported |
| Size | 261 MB | 15 MB |
| Requires iOS | 15.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FUNNY, K.K.](https://appshunter.io/developer/1059667388) | [Junpei Shimotsu](https://appshunter.io/developer/882299124) |

## What reviewers say

### 【受講生専用】高速記憶エンジン for SE

[App page](https://appshunter.io/ios/app/for-se/id1328779580)

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is 【受講生専用】高速記憶エンジン for SE free?

【受講生専用】高速記憶エンジン for SE is free to download, with no in-app purchases.

### 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.

### Do 【受講生専用】高速記憶エンジン for SE or 高校3年生で覚える英単語400 have ads?

高校3年生で覚える英単語400 shows ads; 【受講生専用】高速記憶エンジン for SE does not.

### Which is updated more often, 【受講生専用】高速記憶エンジン for SE or 高校3年生で覚える英単語400?

【受講生専用】高速記憶エンジン for SE ships an update every 3 weeks, and 高校3年生で覚える英単語400 every 7 months. Most recently, 【受講生専用】高速記憶エンジン for SE was updated on September 20, 2026 and 高校3年生で覚える英単語400 on June 1, 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.*