# E単語 vs 脳トレ！ナンプレ

E単語 and 脳トレ！ナンプレ are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

E単語 ships an update every 2 months, 脳トレ！ナンプレ every 3 months. The most recent releases landed on October 27, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | E単語 | 脳トレ！ナンプレ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (19 ratings)](https://appshunter.io/ios/app/id1623302167/reviews)** |
| Number of ratings | — | **19** |
| Positive reviews | — | 55.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 2 months** | Every 3 months |
| Size | 5 MB | 27 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [koji kamogawa](https://appshunter.io/developer/1488210713) | [nullhouse Inc.](https://appshunter.io/developer/853672308) |

## What reviewers say

### E単語

[App page](https://appshunter.io/ios/app/e/id1526429319)

**Features:** macOS Compatibility

**In-app purchases:** none


### 脳トレ！ナンプレ

[App page](https://appshunter.io/ios/app/id1623302167)

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

**In-app purchases:** none


## Frequently asked questions

### Is E単語 free?

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

### Is 脳トレ！ナンプレ free?

脳トレ！ナンプレ is free to download, with no in-app purchases.

### Do E単語 or 脳トレ！ナンプレ have ads?

Both E単語 and 脳トレ！ナンプレ show ads.

### Which is updated more often, E単語 or 脳トレ！ナンプレ?

E単語 ships an update every 2 months, and 脳トレ！ナンプレ every 3 months. Most recently, E単語 was updated on October 27, 2026 and 脳トレ！ナンプレ on October 30, 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.*