Slumber - Sleep & Alarm
Takuya Endo Health & Fitness iPhoneiPadiPod touch
Slumber - Sleep & Alarm is a free Health & Fitness app for iPhone and iPad by Takuya Endo. Requires iOS 26.2. Updated October 7, 2026.
- Price
- Free
- on the App Store
- Size
- 13 MB
- Age 4+
- Updated
- Oct 7
- 2026 · v1.1
Screenshots
About Slumber - Sleep & Alarm
Slumber turns your sleep into a growing asset — track, score, and build your sleep history night after night. 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
What’s new
Version 1.1 · Updated October 7, 2026
Your sleep data can now be saved to the Health app. Added a longer-range sleep trend chart (30/90 days or all-time) (Premium). Stability improvements and bug fixes.
App privacy
The developer, Takuya Endo, reported these privacy practices to Apple.
Data Linked to You
The following data, which may be collected and linked to your identity, may be used for the following purposes:
- Diagnostics: Crash Data, Performance Data
- Health & Fitness: Health
Used for: Analytics, App Functionality
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Slumber - Sleep & Alarm | – | Free | October 7, 2026 | |
| Acorn: Calorie & Sugar Tracker | – | Free | Sep 9, 2026 | Compare |
| Oh My Good: Positivity Journal | 5.0 / 5 (1) | Free | Aug 27, 2026 | Compare |
| SnapEats - AI Calorie Counter | 3.7 / 5 (3) | Free | Jul 31, 2025 | Compare |
| Designer Athletics | 4.8 / 5 (17) | Free | Sep 8, 2026 | Compare |
| Hypnosis for Weight Loss | 4.1 / 5 (10) | Free | Jun 22, 2026 | Compare |
| BÜ: AI Journal & Mood Tracker | 4.4 / 5 (7) | Free | Oct 13, 2026 | Compare |