Comparison

認知シャッフル睡眠 vs DreamFlow

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

認知シャッフル睡眠

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
Read full description

このアプリはあなたの睡眠導入をサポートします。 認知シャッフル睡眠法に必要な単語は、このアプリが全て読み上げてくれるので、あなたはただベッドに入り、アプリを起動し、単語の想像を広げる、ただそれだけです。 使い方: 1. 初期画面からすぐに開始することができます。 初期設定 - 声の種類: 男性 - 再生時間: 30分 2. 設定 声の種類と再生時間はお好みに変更できます。 声の種類: 男性・女性 再生時間: 1分〜30分 特徴: 1. 単語を読み上げる順番は完全にランダム 動画やその他のアプリでは、単語を読み上げる順番が固定されていたり、単語数が少なかったりなどが原因で慣れてしまうことがありますが、本アプリはそれらの問題を解決しています。 2. 声は男性、女性の2種類 (今後拡充予定) 声の種類はお好みに合わせて変更できます。 種類については今後、拡充予定です。 3. 読み上げ時間は1分~最大30分間 (今後拡充予定) 単語を読み上げている時間もお好みに合わせて変更していただけます。 4. 読み上げ間隔は8秒~最大13秒 (今後拡充予定) 単語を読み上げる間隔もお好みに合わせて変更していただけます。 5. 読み上げ速度は0.9倍~最大1.1倍速 (今後拡充予定) 単語の読み上げ速度もお好みに合わせて変更していただけます。 6. 読み上げ音量は端末の音量設定の1%~最大100% 単語の読み上げ音量もお好みに合わせて変更していただけます。 100%は端末で設定されている音量をそのまま出力しますので、元々の端末の音量が0の場合はアプリからは音は出ません。 7. アプリからの通知音はOFF アプリからは音声データの更新通知、アプリの更新通知がありますが、送信する際に通知音を制御してOFFにしているため、睡眠を妨げる心配もありません。 8. 問い合わせ アプリ内に公式LINEアカウントを設置しています。 アプリの使用方法でお困りのことや、改善要望などあればこちらからお問い合わせください。 さあ、リラックスして、心地よい眠りへと向かいましょう。

About

DreamFlow

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
Read full description

DreamFlow - Your Guide to Restful Sleep Dreams Made Easy. DreamFlow is incredibly easy to use—simply set your preferences and ask Siri, "Help me sleep." The app will automatically start with your predefined settings, allowing you to sit back, relax, and let your dreams flow. Using the powerful Cognitive Shuffling technique, DreamFlow helps calm your mind, easing you into restful sleep. By stimulating both the right and left hemispheres of your brain, the app quiets intrusive thoughts and alleviates anxiety, ensuring you drift off peacefully. Key Features: Easy Setup: Just set your preferences, create a shortcut, and use Siri to start your sleep session. Relax, and let DreamFlow do the rest. Cognitive Shuffling Method: Combat racing thoughts with a proven technique that promotes relaxation and sleep. Personalized Voices: Choose from a variety of voices in 7 languages, including premium voices for a soothing, customizable experience. Background Sounds: Select from 6 calming sounds, with adjustable volume levels to create your perfect sleep environment. Multi-language Support: DreamFlow speaks your language—available in 7 different languages for a tailored experience. Relax & Unwind: The calming combination of words and sounds helps reduce stress and anxiety, guiding you to sleep effortlessly. Whether you're dealing with sleepless nights or need help unwinding, DreamFlow provides the perfect solution for a peaceful mind and a restful sleep. Download now and let DreamFlow help you drift into a better night's sleep! End User License Agreement (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

認知シャッフル睡眠4 screens
DreamFlow4 screens

Verdict

The call

The clearest difference is rating: DreamFlow at 5.0 against 認知シャッフル睡眠's 3.0. DreamFlow also leads on ratings volume (3 vs 1). 認知シャッフル睡眠's advantage is in-app purchases (none vs 3) and update cadence (every 2 weeks vs every 6 weeks). On price, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. DreamFlow sells 3 in-app purchases, starting at $1.99 per month. 認知シャッフル睡眠 asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

DreamFlow holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

UpkeepUpdate frequency

認知シャッフル睡眠 ships an update every 2 weeks, DreamFlow every 6 weeks. The most recent releases landed on September 14, 2026 and June 4, 2026 respectively.

Scorecard6 real differences · 3 level
認知シャッフル睡眠 versus DreamFlow: the parameters behind the verdict, then further details
Parameter認知シャッフル睡眠DreamFlow
PriceFreeFree
Rating3.0 (1 ratings)5.0 (3 ratings) — better
Number of ratings13 — better
Update frequencyEvery 2 weeks — betterEvery 6 weeks
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.0 — better16.4
Further details — not scored
Size49 MB19 MB
Age rating4+4+
DeveloperMasao SasakiLeonardo Carnevale

Customer experience

認知シャッフル睡眠

All ratings1 ratings
Positive0.0%
Neutral100.0%
Negative0.0%

DreamFlow

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

認知シャッフル睡眠

No in-app purchases

3 purchases

DreamFlow

Subscriptions2
  • Premium Access7 Days trial$1.991 Month
  • Premium Access (1 Year)1 Month trial$14.991 Year
One-time1
  • Premium Access$1.99

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 no in-app purchases.
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?
DreamFlow is rated higher. 認知シャッフル睡眠 averages 3.0 out of 5 from 1 ratings, while DreamFlow averages 5.0 from 3 ratings.
Do 認知シャッフル睡眠 or DreamFlow have ads?
Neither 認知シャッフル睡眠 nor DreamFlow shows ads.
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 every 2 weeks, and DreamFlow every 6 weeks. Most recently, 認知シャッフル睡眠 was updated on September 14, 2026 and DreamFlow on June 4, 2026.

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