Comparison

認知シャッフル睡眠法 vs Aurnia

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法

Features
Read full description

眠れない夜、頭の中が考えごとでいっぱいになる。SleepWordsは穏やかな声でランダムな言葉を読み上げ、脳の論理的思考をやさしく中断する睡眠アプリです。 【認知シャッフル睡眠法とは】 カナダの認知科学者が提唱した入眠テクニックです。ランダムな単語を次々と思い浮かべることで、脳が「考えること」をやめ、睡眠モードに切り替わりやすくなります。SleepWordsはこのプロセスを自動化し、あなたはただ目を閉じて聴くだけ。 【主な機能】 ・穏やかな音声で500語のランダム単語を読み上げ ・男性・女性の声から選べる言語パック ・波の音、焚き火、雨音などの環境BGM ・再生時間の設定(30分/60分/90分/無制限) ・再生終了前のフェードアウト機能 ・美しい背景画像で心を落ち着ける 【こんな方におすすめ】 ・布団に入っても考えごとが止まらない ・寝つきが悪く、入眠に時間がかかる ・リラックスして眠りにつきたい ・睡眠の質を改善したい ・薬に頼らず自然に眠りたい ・瞑想やマインドフルネスに興味がある 【使い方はシンプル】 好きな言語パックとBGMを選ぶ 再生ボタンを押す 目を閉じて、言葉を頭の中でイメージする いつの間にか、眠りの世界へ 目を閉じて、声に耳を傾ける。それだけで、今夜の眠りが変わります。 利用規約: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ プライバシーポリシー: https://sleepwords.app/privacy-policy/

About

Aurnia

Features
Read full description

Wake up understood. Aurnia reads last night's sleep and suggests what tonight should look like. AI sleep coach + smart alarm + recovery score + sleep stories — built for Apple Watch, works without one. No account needed: your sleep records stay on your iPhone. WHAT'S INCLUDED • Recovery Score (0–100) from your HRV, resting heart rate, sleep duration and efficiency, compared with your own 14-night baseline • A suggested bedtime for tonight • Sleep journal with mood and factor tags (caffeine, alcohol, late meal, exercise, screen time, stress, travel) • Factor correlations — see which habits cost you sleep • Sleep stories and ambient soundscapes • Apple Watch app AURNIA PRO • AI Morning Brief — one paragraph on what last night looked like and why. Requires an account and your permission to send a sleep summary to our AI provider, Anthropic. • Smart Alarm — a daily wake-up alert at the time you choose • The full sleep story library and CSV export PRIVACY Sleep analysis runs on your device. The cloud is used only for the AI Morning Brief, and only after you allow it. You can delete your data in the app at any time. Aurnia Pro is an auto-renewing monthly or annual subscription charged to your Apple ID. It renews unless cancelled at least 24 hours before the end of the period. Manage or cancel in Settings → [your name] → Subscriptions. Aurnia is a wellness companion. It does not diagnose, treat, or cure any sleep disorder. Privacy: https://ootssu.com/aurnia/privacy.html Terms: https://ootssu.com/aurnia/terms.html Support: https://ootssu.com/aurnia/support.html Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

認知シャッフル睡眠法4 screens
Aurnia4 screens

Verdict

The call

The clearest difference is update cadence: Aurnia at weekly against 認知シャッフル睡眠法's every 6 weeks. 認知シャッフル睡眠法's advantage is iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases 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. 認知シャッフル睡眠法 sells 2 in-app purchases, starting at $1.99 per month and Aurnia sells 2 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

認知シャッフル睡眠法 ships an update every 6 weeks, Aurnia weekly. The most recent releases landed on November 5, 2026 and November 9, 2026 respectively.

Scorecard2 real differences · 4 level
認知シャッフル睡眠法 versus Aurnia: the parameters behind the verdict, then further details
Parameter認知シャッフル睡眠法Aurnia
PriceFreeFree
Update frequencyEvery 6 weeksWeekly — better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, iPod — betteriPhone, Apple Watch
Requires iOS15.1 — better17.0
Further details — not scored
Size136 MB20 MB
Age rating4+4+
Developermika kuboJIYULMOM

In-app purchases

2 purchases

認知シャッフル睡眠法

Subscriptions2
  • SleepWords Premium (Monthly)$1.991 Month
  • SleepWords Premium (Yearly)$19.991 Year
2 purchases

Aurnia

Subscriptions2
  • Aurnia Pro Monthly$6.991 Month
  • Aurnia Pro Annual7 Days trial$39.991 Year

Questions

Is 認知シャッフル睡眠法 free?
認知シャッフル睡眠法 is free to download, with in-app purchases available.
Is Aurnia free?
Aurnia is free to download, with in-app purchases available.
Do 認知シャッフル睡眠法 or Aurnia have ads?
Neither 認知シャッフル睡眠法 nor Aurnia shows ads.
Which is updated more often, 認知シャッフル睡眠法 or Aurnia?
認知シャッフル睡眠法 ships an update every 6 weeks, and Aurnia weekly. Most recently, 認知シャッフル睡眠法 was updated on November 5, 2026 and Aurnia on November 9, 2026.

Other comparisons