# 認知シャッフル睡眠 vs DreamFlow

The clearest difference is ads: DreamFlow at none against 認知シャッフル睡眠's shown. DreamFlow also leads on ratings volume (3 vs 1). 認知シャッフル睡眠's advantage is monetization model (free vs freemium) and update cadence (fortnightly vs every 6 weeks). On price, rating, in-app purchases and device support there is nothing between them.

Both are free to download. 認知シャッフル睡眠 sells 3 one-off in-app purchases and DreamFlow sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for 認知シャッフル睡眠 against 5.0 for DreamFlow. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

認知シャッフル睡眠 ships an update fortnightly, DreamFlow every 6 weeks. The most recent releases landed on October 24, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | 認知シャッフル睡眠 | DreamFlow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/id6462812706/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/dreamflow/id6740728994/reviews) |
| Number of ratings | 1 | **3** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 6 weeks |
| Monetization | **Free** | Freemium |
| Size | 73 MB | 19 MB |
| Requires iOS | **16.1** | 16.4 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [Tsubasa Takahashi](https://appshunter.io/developer/1600061125) | [Leonardo Carnevale](https://appshunter.io/developer/444062494) |

## What reviewers say

### 認知シャッフル睡眠

[App page](https://appshunter.io/ios/app/id6462812706)

This unofficial healthcare app uses a unique method to help you fall asleep faster. By listening to a series of random words and imagining them, you can suppress distracting thoughts and relax into sleep. Customize voice, playback time, and intervals for a personalized sleep experience.

**Highlights:** Background audio playback, Multiple voice options, Customizable playback duration, Adjustable audio intervals, Random word imagery technique

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 四国めたんパック | $1.99 | one-time |
| 中国うさぎパック | $1.99 | one-time |
| 九州そらパック | $1.99 | one-time |


### DreamFlow

[App page](https://appshunter.io/ios/app/dreamflow/id6740728994)

This app uses Cognitive Shuffling to calm your mind and ease you into restful sleep. It offers personalized voices, background sounds, and multi-language support to reduce stress and anxiety.

**Highlights:** Cognitive Shuffling technique, Personalized voices in 7 languages, 6 calming background sounds, Siri integration for easy start, Stress and anxiety reduction

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $1.99 | per month |
| Premium Access (1 Year) | $14.99 | per year |
| Premium Access | $1.99 | one-time |


## Frequently asked questions

### 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 in-app purchases available.

### Is DreamFlow free?

DreamFlow is free to download, with in-app purchases available.

### Which has better reviews, 認知シャッフル睡眠 or DreamFlow?

認知シャッフル睡眠 and DreamFlow are both rated 5.0 out of 5 on the App Store, from 1 and 3 ratings respectively.

### Do 認知シャッフル睡眠 or DreamFlow have ads?

認知シャッフル睡眠 shows ads; DreamFlow does not.

### Which is updated more often, 認知シャッフル睡眠 or DreamFlow?

認知シャッフル睡眠 ships an update fortnightly, and DreamFlow every 6 weeks. Most recently, 認知シャッフル睡眠 was updated on October 24, 2026 and DreamFlow on October 10, 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.*