Sleep Time: Cycle Alarm Clock
Azumio Inc. Health & Fitness iPhoneiPadiPod touch
Sleep Time: Cycle Alarm Clock is a free Health & Fitness app for iPhone and iPad by Azumio Inc. Rated 4.7/5 from 5,371 ratings. Requires iOS 16.0.
- Rating
- 4.7
- 5.3K ratings
- Price
- Free
- on the App Store
- Size
- 165 MB
- Age 4+
- Updated
- Jul 24
- 2026 · v5.456
Screenshots
About Sleep Time: Cycle Alarm Clock
Fall asleep, stay asleep, and wake up refreshed! Sleep Time is a complete sleep tracker and smart alarm clock. Place your phone on the bed and Sleep Time analyzes your sleep cycles through the night, then wakes you during your lightest sleep within your chosen window — so you start the day rested instead of groggy. Trusted by over 35 million users, Sleep Time is an award-winning sleep app. ------------------ 5/5 “I finally understand why I wake up tired some mornings. Sleep Time showed me my sleep cycles, and the smart alarm has made my mornings so much easier — I haven’t hit snooze in weeks.” 5/5 “I’ve tried several apps that log sleep duration and stages, and the interface of Sleep Time is the best by far. It’s easy to understand and simple to use.” 5/5 “Fascinating results. It works remarkably well providing helpful information.” Featured on: TechCrunch, Mashable, Lifehacker, 148apps, eHealth, and many others. ----------------- MAIN FEATURES √ Set the alarm clock with a single gesture √ Fall asleep to soothing soundscapes and white noise √ Alarm rings even in silent mode √ Choose from 20 built-in alarm sounds √ Wake up to your favorite song from your music library √ Sleep Lab™ with light, deep, and REM sleep analysis √ Detailed daily, weekly, and monthly graphs √ Smart wake-up window for a gentler start to the day √ Full history makes night-to-night comparison easy √ Cloud backup and restore for your sleep data √ Clear, easy-to-read interface √ Apple Health integration We build Sleep Time for our users and would love your feedback. Tell us what you think so we can keep improving the app. Upgrade to Premium for unlimited soundscapes, advanced sleep insights, priority support, and an ad-free experience with an auto-renewable subscription. We offer auto-renewable subscriptions with the following terms: - Payment will be charged to your iTunes account at confirmation of purchase - Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period - Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase - No cancellation of the current subscription is allowed during active subscription period - Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication - Our privacy policy and terms of use: https://www.azumio.com/page/privacypolicy Sweet Dreams, Azumio Team
Ratings & reviews
4.7
5.3K ratings
What’s new
Version 5.456 · Updated July 24, 2026
Simplified and improved UI. Improved Apple Health export Bug Fixes
App privacy
The developer, Azumio Inc., reported these privacy practices to Apple.
Data Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Identifiers: Device ID
Data Linked to You
The following data, which may be collected and linked to your identity, may be used for the following purposes:
- Identifiers: Device ID
- Usage Data: Product Interaction
- Diagnostics: Crash Data, Performance Data
- Health & Fitness: Fitness
- Location: Coarse Location
- Contact Info: Email Address
- User Content: Customer Support
Used for: Third-Party Advertising, Developer’s Advertising or Marketing, Analytics, App Functionality
Alternatives to Sleep Time: Cycle Alarm Clock
Looking for apps like Sleep Time: Cycle Alarm Clock? Here are 6 similar apps on the App Store. The highest rated is Sleep Calculator Pro (5.0/5), and all 6 are free to download.
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Sleep Timer – Smart alarm
4.7
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Sleep Tracker For Sleep Well
4.3
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Sleepzy - Sleep Cycle Tracker
4.3
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Sleep Calculator Pro
5.0
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Sleepwave: Alarm & Tracker
4.7
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SleepScore by Sleep.ai
4.4
| App | Rating | Price | Last updated |
|---|---|---|---|
| Sleep Time: Cycle Alarm Clock | 4.7 / 5 (5,371 ratings) | Free | July 24, 2026 |
| Sleep Timer – Smart alarm | 4.7 / 5 (1,464) | Free | Sep 29, 2025 |
| Sleep Tracker For Sleep Well | 4.3 / 5 (2,167) | Free | Aug 19, 2026 |
| Sleepzy - Sleep Cycle Tracker | 4.3 / 5 (22,374) | Free | Apr 15, 2025 |
| Sleep Calculator Pro | 5.0 / 5 (76) | Free | Sep 25, 2026 |
| Sleepwave: Alarm & Tracker | 4.7 / 5 (6,585) | Free | Sep 26, 2026 |
| SleepScore by Sleep.ai | 4.4 / 5 (7,509) | Free | Sep 16, 2026 |