# 参考書de英語脳 vs 【高速反復】英単語＆英熟語6200

The clearest difference is in-app purchases: 【高速反復】英単語＆英熟語6200 at none against 参考書de英語脳's 4. 【高速反復】英単語＆英熟語6200 also leads on iOS requirement (11.0 vs 13.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 参考書de英語脳 sells 4 one-off in-app purchases. 【高速反復】英単語＆英熟語6200 asks for nothing beyond the download.

参考書de英語脳 ships an update every 3 weeks, 【高速反復】英単語＆英熟語6200 monthly. The most recent releases landed on September 15, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | 参考書de英語脳 | 【高速反復】英単語＆英熟語6200 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Monthly |
| Size | 27 MB | 229 MB |
| Requires iOS | 13.6 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Seiji Mukai](https://appshunter.io/developer/1228461062) | [EDTECH.Co.,Ltd](https://appshunter.io/developer/1334539918) |

## What reviewers say

### 参考書de英語脳

[App page](https://appshunter.io/ios/app/de/id1228461063)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 30日間利用権 | $0.99 | one-time |
| 90日間利用権 | $2.99 | one-time |
| 180日間利用権 | $5.99 | one-time |
| 365日間利用権 | $11.99 | one-time |


### 【高速反復】英単語＆英熟語6200

[App page](https://appshunter.io/ios/app/6200/id6657983464)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 参考書de英語脳 free?

参考書de英語脳 is free to download, with in-app purchases available.

### Is 【高速反復】英単語＆英熟語6200 free?

【高速反復】英単語＆英熟語6200 is free to download, with no in-app purchases.

### Do 参考書de英語脳 or 【高速反復】英単語＆英熟語6200 have ads?

Neither 参考書de英語脳 nor 【高速反復】英単語＆英熟語6200 shows ads.

### Which is updated more often, 参考書de英語脳 or 【高速反復】英単語＆英熟語6200?

参考書de英語脳 ships an update every 3 weeks, and 【高速反復】英単語＆英熟語6200 monthly. Most recently, 参考書de英語脳 was updated on September 15, 2026 and 【高速反復】英単語＆英熟語6200 on September 7, 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.*