Sleep Time: Cycle Alarm Clock
Sleep Time: Cycle Alarm Clock Summary
Sleep Time: Cycle Alarm Clock is a free, ad-supported, with in-app purchases iOS app in Health And Fitness by Azumio Inc.. Released in Sep 2012 (13 years ago). It has 10.1K ratings with a 4.67★ (excellent) average. Based on AppGoblin estimates, it reaches roughly 15.1K monthly active users and generates around $<10K monthly revenue (22% IAP / 78% ads). Store last updated May 17, 2026
Recent activity: 2.00 new ratings this week View trends →
SDK intelligence: AppGoblin detected 2 analytics: product(e.g. Instabug), 2 ad networks,and 1 business tools integrated into Sleep Time: Cycle Alarm Clock. View full SDK list →
Sleep Time: Cycle Alarm Clock SDKs Summary
Sleep Time: Cycle Alarm Clock was last scanned for SDKs on 2026-02-07. Below is the overview of third-party companies detected in the app. The full list of SDKs, permissions and unknowns is available here.
Instabug
CleverTap
Google
Facebook
Stripe4.67★
Ratings: 10.1K
Screenshots
App Description
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.
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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.
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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 forfe