# マインドシャッフル vs 認知シャッフル睡眠

The clearest difference is in-app purchases: 認知シャッフル睡眠 at none against マインドシャッフル's 3. マインドシャッフル's advantage is rating (3.3 vs 3.0) and ratings volume (3 vs 1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. マインドシャッフル sells 3 in-app purchases, starting at $1.49 per month. 認知シャッフル睡眠 asks for nothing beyond the download.

マインドシャッフル holds the better App Store score, 3.3 against 3.0. Both are backed by a comparable volume of ratings — 3 and 1 respectively.

マインドシャッフル ships an update fortnightly, 認知シャッフル睡眠 every 2 weeks. The most recent releases landed on November 2, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | マインドシャッフル | 認知シャッフル睡眠 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.3 (3 ratings)](https://appshunter.io/ios/app/id1406829030/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/cognitive-shuffle/id6483436496/reviews) |
| Number of ratings | **3** | 1 |
| Positive reviews | 41.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 2 weeks** |
| Monetization | — | Free |
| Size | 53 MB | 49 MB |
| Requires iOS | **8.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [keigo matsumaru](https://appshunter.io/developer/1405989123) | [Masao Sasaki](https://appshunter.io/developer/1651201873) |

## What reviewers say

### マインドシャッフル

[App page](https://appshunter.io/ios/app/id1406829030)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 月間払い | $1.49 | per month |
| 半年払い | $7.49 | per 6 months |
| 年間払い | $13.99 | per year |


### 認知シャッフル睡眠

[App page](https://appshunter.io/ios/app/cognitive-shuffle/id6483436496)

This app guides you to sleep using a cognitive shuffle method. It reads out random words, allowing you to focus your imagination and drift off to sleep. Customize voice, duration, and playback settings for a personalized experience.

**Highlights:** Randomized word recitation, Customizable voice (male/female), Adjustable playback duration (1-30 mins), Adjustable word recitation interval, Adjustable recitation speed, Adjustable volume control, Notification sounds are OFF

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

**In-app purchases:** none


## Frequently asked questions

### Is マインドシャッフル free?

マインドシャッフル is free to download, with in-app purchases available.

### Is 認知シャッフル睡眠 free?

認知シャッフル睡眠 is free to download, with no in-app purchases.

### Which has better reviews, マインドシャッフル or 認知シャッフル睡眠?

マインドシャッフル is rated higher. マインドシャッフル averages 3.3 out of 5 from 3 ratings, while 認知シャッフル睡眠 averages 3.0 from 1 ratings.

### Do マインドシャッフル or 認知シャッフル睡眠 have ads?

Neither マインドシャッフル nor 認知シャッフル睡眠 shows ads.

### Which is updated more often, マインドシャッフル or 認知シャッフル睡眠?

マインドシャッフル ships an update fortnightly, and 認知シャッフル睡眠 every 2 weeks. Most recently, マインドシャッフル was updated on November 2, 2026 and 認知シャッフル睡眠 on November 4, 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.*