AppBrain's verdict
- Last updated
- October 24, 2026
- Size
- 13.1 MB
User feedback
Ratings and reviews on the App StoreComments on Slumber - Sleep & Alarm for iOS
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Store listing
By Takuya Endo, from the App StoreDescription by Takuya Endo Written by the developer, not by AppBrain. Click to read.
Wake up feeling refreshed with smart alarms, and watch your sleep asset grow over time.
【Key Features】
• Smart Alarm — wakes you at the optimal moment based on sunrise, body movement, and light levels
• AlarmKit — system-level alarm that rings even in Silent mode
• Sleep Score — analyzes duration, motion, and environment to give you a morning score
• Weekly Report — see your 7-day sleep trend at a glance with bar charts
• Lock Screen Widget — check your next alarm time anytime
• Bedtime Mode — simple display showing elapsed sleep time and your alarm
【Perfect for】
· People who want to wake up refreshed every morning
· Anyone looking to track and improve their sleep quality
· Those who want to understand their personal sleep patterns
Sleep is your asset.
【Subscription】
Premium Plan (Monthly): ¥480 / month — 7-day free trial
Premium Plan (Annual): ¥2,900 / year — 7-day free trial
Subscriptions automatically renew unless cancelled at least 24 hours before the end of the current period. Manage or cancel your subscription in your Apple ID settings.
Terms of Use: https://nemu-sleep-app.web.app/terms
Privacy Policy: https://nemu-sleep-app.web.app/privacy
Safety and technology
Found in the app by AppBrain- Price
- Free
- App size
- 13.1 MB
- Content rating
- Everyone
Technologies used by Slumber - Sleep & Alarm
Releases
Updates seen on the App Store- Version
- 1.1.1
- Launched
- June 2026
No changelog data
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Rankings
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About the app and developer
About Slumber - Sleep & Alarm
Slumber - Sleep & Alarm is a health & fitness app developed by Takuya Endo.
What is the rating of Slumber - Sleep & Alarm?
Slumber - Sleep & Alarm has no ratings yet.
Is Slumber - Sleep & Alarm free?
Slumber - Sleep & Alarm is free. The app size is 13.08 MB. The latest version available is 1.1.1. The last update was on October 24, 2026.
What are the requirements for Slumber - Sleep & Alarm?
The app has a content rating of Everyone. The app has been available on the App Store since June 2026.
Slumber - Sleep & Alarm is made and published by Takuya Endo. AppBrain is an independent app data site and isn't affiliated with Takuya Endo. The app name, icon, screenshots and description belong to Takuya Endo and are shown as published on the App Store.
Developer information for Takuya Endo
Address:
Frequently asked questions about Slumber - Sleep & Alarm
Is Slumber - Sleep & Alarm free?
Yes. Slumber - Sleep & Alarm is free on the App Store.
Is Slumber - Sleep & Alarm still available?
Yes. Slumber - Sleep & Alarm is on the App Store, and the last update we saw was on October 24, 2026.
How large is Slumber - Sleep & Alarm?
Slumber - Sleep & Alarm is 13.08 MB.
Is Slumber - Sleep & Alarm suitable for children?
App Store rates the content of Slumber - Sleep & Alarm as suitable for everyone.
Who made Slumber - Sleep & Alarm?
Slumber - Sleep & Alarm was developed by Takuya Endo. It is listed in the health & fitness category on the App Store.
What are the best alternatives to Slumber - Sleep & Alarm?
People looking at Slumber - Sleep & Alarm also look at these health & fitness apps: Threadwell, Designer Athletics, BÜ: AI Journal & Mood Tracker, AI Therapy: Self Reflection, Open Dental.
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