# Slumber - Sleep & Alarm — Smart alarms & sleep score

> Smart alarms & sleep score (iPhone/iPad app by Takuya Endo.)

- Source: https://appshunter.io/ios/app/slumber-sleep-and-alarm/id6770225144 (this page in markdown: same URL + `.md`)
- Developer: [Takuya Endo](https://appshunter.io/developer/1601100107)
- Category: Health & Fitness
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 26.2 · 13 MB
- Languages: American English
- Released: 2026-06-30
- Data updated: 2026-07-29
- User reviews in markdown: https://appshunter.io/ios/app/slumber-sleep-and-alarm/id6770225144/reviews.md

## What is Slumber?

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

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| Annual Premium | $19.99 | per year |
| Monthly Premium | $2.99 | per month |



## Version history (last 1 release)

### 1.0 — 2026-06-30

No release notes.

## More apps by Takuya Endo

- [Simple Voice Recorder & Memo](https://appshunter.io/ios/app/simple-voice-recorder-and-memo/id6443528409)
- [RetroSnap - Old-Time Camera](https://appshunter.io/ios/app/retrosnap-old-time-camera/id6468934085)
- [Voice Narrator Text-to-speech](https://appshunter.io/ios/app/voice-narrator-text-to-speech/id6478449537)
- [シンプル文字起こし - AIで簡単に音声をテキスト化](https://appshunter.io/ios/app/ai/id6504149514)
- [Smart Player - Personal Media](https://appshunter.io/ios/app/smart-player-personal-media/id6740053785)
- [CountDownList - EventTimer](https://appshunter.io/ios/app/countdownlist-eventtimer/id6745453926)

All apps by Takuya Endo: https://appshunter.io/developer/1601100107

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-29.*