JUKUSUI:Sleep log, Alarm clock APK
5.3.22
JUKUSUI:Sleep log, Alarm clock
JUKUSUI:Sleep log, Alarm clock APK
Download for Android
What is JUKUSUI?
• JUKUSUI is a Japanese term meaning “deep sleep” or “profound sleep.”
• Our mission is to help people worldwide achieve better sleep through our innovative app developed in Japan.
About the JUKUSUI App
JUKUSUI is a versatile alarm clock app designed to support and enhance your sleep quality.
• Lull Sounds
- Soothing lullabies play to help you fall into a peaceful and restful sleep.
• Smart Alarm
- This feature detects your light sleep phase and wakes you gently.
- It’s ideal for those who often wake up tired, tend to snooze repeatedly, or struggle to wake up in the morning due to low blood pressure.
• Sleep Report
- Tap the "Bedtime" button to start tracking your sleep.
- Swipe to turn off the alarm and receive a detailed daily sleep log, including sleep quality, sleep efficiency, total hours slept, as well as snoring duration and volume.
• Cloud Service
- Securely store all your sleep logs on our dedicated server by signing up within the app.
- Your data is automatically backed up and easily transferable when switching devices. This service is completely free.
Subscription Service: JUKUSUI Premium
• Subscribing unlocks all Premium features and removes all in-app advertisements.
• Subscription fees are billed through your Google ID.
• A free trial is available per Google ID.
• The subscription fee is charged within 24 hours before the trial ends. To avoid charges, cancel at least 24 hours before the trial expires.
• After the trial, fees renew automatically unless canceled at least 24 hours before the subscription period ends.
• Subscription fees are non-refundable, even if you cancel during the subscription period.
• To manage or cancel your subscription, visit the MENU section on Google Play.
Terms of Service & Privacy Policy
• Terms of Service: https://jukusui.com/en/terms
• Privacy Policy: https://jukusui.com/en/privacy
Support
• For assistance, please contact us at: jukusui@c2inc.co.jp
FAQ
Q: What does "JUKUSUI" mean?
A: JUKUSUI is a Japanese term that means “deep sleep” or “profound sleep.” It reflects our mission to help people worldwide achieve better, more restful sleep.
Q: How do the lull sounds in JUKUSUI help me?
A: The lull sounds consist of soothing lullabies designed to help you relax and fall into a peaceful, restful sleep more easily.
Q: What is the Smart Alarm feature?
A: The Smart Alarm detects your light sleep phases and gently wakes you during these optimal times. This helps you wake up feeling more refreshed and is ideal for those who find it hard to wake up or often hit the snooze button.
Version History
v5.3.22——4 Jun 2025
Easy Steps for Getting Better Sleep Just tap "Bedtime" button and get to sleep Download the latest version of JUKUSUI:Sleep log, Alarm clock to enjoy new features and updates immediately!
*5.3.22
Minor fix.
*5.3.19
Minor fix.
*5.3.18
Minor fix.
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