# SleepCalcuator — Bedtime & Wake Up Times

> Bedtime & Wake Up Times (iPhone/iPad app by 晶 蒋.)

- Source: https://appshunter.io/ios/app/sleepcalcuator/id6747623806 (this page in markdown: same URL + `.md`)
- Developer: [晶 蒋](https://appshunter.io/developer/532181039)
- Category: Utilities, Lifestyle
- Price: Free
- Age rating: 4+
- Requires: iOS 18.2 · 3 MB
- Languages: American English, Chinese (Simplified, China), Chinese (Traditional, Taiwan)
- Released: 2025-06-23
- Data updated: 2026-05-15
- User reviews in markdown: https://appshunter.io/ios/app/sleepcalcuator/id6747623806/reviews.md

## What is SleepCalcuator?

Tired of hitting the snooze button and waking up feeling groggy and unrested? It's time to change your mornings forever with SleepCalculator!
Our app is built on the proven science of sleep cycles. The average person sleeps in cycles of 90 minutes. Waking up in the middle of a cycle can make you feel tired, but waking up between cycles leaves you feeling refreshed and alert. SleepCalculator does the math for you!

KEY FEATURES:
* SMART BEDTIME CALCULATOR: Simply pick the time you want to wake up, and we'll show you several optimal bedtimes to choose from. Plan your evening perfectly.
* INSTANT WAKE-UP TIMES: Feeling tired and want to go to bed right now? We'll tell you the best times to set your alarm to rise from a light sleep.
* INTELLIGENT REMINDERS: Never miss your ideal bedtime again! Set a reminder for your chosen bedtime, or get a notification to wake you up. We'll even guide you to set a backup system alarm.

Take control of your sleep schedule and transform how you feel every day. Download SleepCalculator now and start waking up on the right side of the bed!


## Version history (last 1 release)

### 1.0 — 2025-06-23

No release notes.

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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 2026-05-15.*