# 脳活ドリル vs 単語クラッシュ

The clearest difference is in-app purchases: 脳活ドリル at none against 単語クラッシュ's 4. 単語クラッシュ's advantage is ratings volume (4 vs 1). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. 単語クラッシュ sells 4 one-off in-app purchases. 脳活ドリル asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for 脳活ドリル against 5.0 for 単語クラッシュ. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

脳活ドリル ships an update every 3 months, 単語クラッシュ every 2 months. The most recent releases landed on September 18, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | 脳活ドリル | 単語クラッシュ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/time/id1471846637/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/iq/id1669254367/reviews) |
| Number of ratings | 1 | **4** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 111 MB | 150 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ZERONE](https://appshunter.io/developer/1708775781) | [庆猛 邓](https://appshunter.io/developer/620435580) |

## What reviewers say

### 脳活ドリル

[App page](https://appshunter.io/ios/app/time/id1471846637)

A new type of brain training puzzle that sharpens your judgment by instantly identifying time. Simple tap-based gameplay diagnoses your abilities and enhances decision-making and spatial recognition with continued play.

**Highlights:** Instant time identification, Judgment training, Spatial recognition enhancement, Simple tap controls, Ability diagnosis

**Features:** macOS Compatibility

**In-app purchases:** none


### 単語クラッシュ

[App page](https://appshunter.io/ios/app/iq/id1669254367)

A classic word puzzle game designed for relaxation and brain training. It features hundreds of levels with increasing difficulty, offering a fun way to learn Japanese vocabulary and improve memory and reaction skills. Unlock new themes and compete globally.

**Highlights:** 300 carefully crafted levels, Increasing difficulty from easy to hard, Learn Japanese vocabulary, Global leaderboards, Unlockable background themes, Automatic game progress saving

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1000コインを購入 | $0.49 | one-time |
| 2400コインを購入 | $0.99 | one-time |
| 広告を削除 | $1.99 | one-time |
| 6240コインを購入 | $1.99 | one-time |


## Frequently asked questions

### Is 脳活ドリル free?

脳活ドリル is free to download, with no in-app purchases.

### Is 単語クラッシュ free?

単語クラッシュ is free to download, with in-app purchases available.

### Which has better reviews, 脳活ドリル or 単語クラッシュ?

脳活ドリル and 単語クラッシュ are both rated 5.0 out of 5 on the App Store, from 1 and 4 ratings respectively.

### Do 脳活ドリル or 単語クラッシュ have ads?

Both 脳活ドリル and 単語クラッシュ show ads.

### Which is updated more often, 脳活ドリル or 単語クラッシュ?

脳活ドリル ships an update every 3 months, and 単語クラッシュ every 2 months. Most recently, 脳活ドリル was updated on September 18, 2026 and 単語クラッシュ on September 16, 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.*