{"app_store_id":555564825,"slug":"sleep-time-cycle-alarm-clock-555564825","name":"Sleep Time: Cycle Alarm Clock","short_name":"Sleep Time","subtitle":"Smart Bedtime Timer & Tracker","icon_url":"https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/0c/ea/4f/0cea4f17-921e-5bff-6a25-4347e786b703/AppIcon-ST-0-0-1x_U007ephone-0-0-0-1-0-0-sRGB-85-220.png/512x512bb.jpg","icon_tint":"#ff9505","store_url":"https://apps.apple.com/us/app/sleep-time-cycle-alarm-clock/id555564825?uo=4","price":0,"currency":"USD","rating":4.69162,"rating_count":5370,"rating_worldwide":4.672,"rating_count_worldwide":13249,"in_app_purchases":true,"recent_rating":null,"recent_review_count":null,"reviews_checked_at":"2026-10-12T07:51:08.011Z","primary_genre":"Health & Fitness","version_date":"2026-09-29T20:34:09Z","updated_at":"2026-11-13T22:10:13.033Z","stale":false,"missing_since":null,"one_liner":"Tracks sleep cycles and provides a smart alarm clock with a chosen wake-up window.","verified_maker":false,"maker_site":null,"file_size_bytes":194272256,"minimum_os":"16.0","content_rating":"4+","language_count":31,"screenshots":["https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/9f/75/00/9f7500f5-74b1-721c-736b-8eb055cdec54/mzl.uebdlida.png/392x696bb.png","https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/1c/c3/3a/1cc33ad3-0cbc-2004-d1cd-a65d3d9d06c1/mzl.mtxnvhxa.png/392x696bb.png","https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/4b/42/c4/4b42c48e-de38-8ed9-33f5-0da596490ced/mzl.rfaftbwo.png/392x696bb.png","https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/cc/f6/f6/ccf6f683-96ed-db1c-f1f1-16fd5ecfd5ab/mzl.ejgwppxl.png/392x696bb.png"],"developer_name":"Azumio Inc.","editors_choice":false,"url":"https://apptierlist.com/apps/sleep-time-cycle-alarm-clock-555564825/","api_url":"https://apptierlist.com/api/v1/apps/sleep-time-cycle-alarm-clock-555564825","schema_version":"1.0","generated_at":"2026-11-14T17:45:31.772Z","data_as_of":"2026-11-14T17:10:12.686Z","description":"Fall asleep, stay asleep, and wake up refreshed!\n\nSleep 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.\n\nTrusted by over 35 million users, Sleep Time is an award-winning sleep app.\n\n------------------\n\n5/5 “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.”\n\n5/5 “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.”\n\n5/5 “Fascinating results. It works remarkably well providing helpful information.”\n\nFeatured on: TechCrunch, Mashable, Lifehacker, 148apps, eHealth, and many others.\n\n-----------------\n\nMAIN FEATURES\n\n√ Set the alarm clock with a single gesture\n\n√ Fall asleep to soothing soundscapes and white noise\n\n√ Alarm rings even in silent mode\n\n√ Choose from 20 built-in alarm sounds\n\n√ Wake up to your favorite song from your music library\n\n√ Sleep Lab™ with light, deep, and REM sleep analysis\n\n√ Detailed daily, weekly, and monthly graphs\n\n√ Smart wake-up window for a gentler start to the day\n\n√ Full history makes night-to-night comparison easy\n\n√ Cloud backup and restore for your sleep data\n\n√ Clear, easy-to-read interface\n\n√ Apple Health integration\n\nWe build Sleep Time for our users and would love your feedback. Tell us what you think so we can keep improving the app.\n\nUpgrade to Premium for unlimited soundscapes, advanced sleep insights, priority support, and an ad-free experience with an auto-renewable subscription.\n\nWe offer auto-renewable subscriptions with the following terms:\n- Payment will be charged to your iTunes account at confirmation of purchase\n- Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period\n- Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase\n- No cancellation of the current subscription is allowed during active subscription period\n- Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication\n- Our privacy policy and terms of use: https://www.azumio.com/page/privacypolicy\n\nSweet Dreams,\nAzumio Team","facts":{"developer_id":439290207,"developer_url":"https://www.azumio.com/apps/sleep-time/overview","first_released":"2012-09-11T18:18:59Z","support_url":"http://support.azumio.com/","privacy_url":"http://www.azumio.com/page/privacypolicy","website_url":"https://www.azumio.com/apps/sleep-time/overview","app_version":"5.458","release_notes":"• iOS 27-related improvements and bug fixes","rating_current_version":4.69162,"rating_count_current_version":5370,"star_counts":[198,81,68,485,4537],"genres":["Health & Fitness","Lifestyle"],"languages":["AR","CA","CS","DA","NL","EN","FI","FR","DE","EL","HE","HU","ID","IT","JA","KO","MS","NB","PL","PT","RO","RU","ZH","SK","ES","SV","TH","ZH","TR","UK","VI"],"content_advisories":null,"device_families":["iphone"],"made_for_iphone_duo":false,"chart":null},"freshness":{"apple_read_at":"2026-11-13T22:10:13.033Z","catalog_read_at":"2026-11-09T22:24:12.931Z","reviews_checked_at":"2026-10-12T07:51:08.011Z","summary_written_at":"2026-09-30T06:26:15.871Z","placed_at":"2026-11-07T01:02:12.714Z","scored_at":"2026-11-14T17:10:12.686Z"},"editorial":{"one_liner":"Tracks sleep cycles and provides a smart alarm clock with a chosen wake-up window.","what_is":"Sleep Time is a sleep tracker and alarm clock in the Health & Fitness genre. It analyzes sleep cycles overnight and can wake users during a chosen window, with sleep graphs and Apple Health integration.","good_for":["Tracking sleep cycles overnight","Setting a wake-up window for the alarm","Comparing sleep data across nights"],"pricing":"Sleep Time is free to download, with in-app purchases on the App Store.","faq":[{"q":"How does the app analyze sleep?","a":"The listing says to place the phone on the bed. Sleep Time analyzes sleep cycles through the night."},{"q":"What does Premium include?","a":"Premium includes unlimited soundscapes, advanced sleep insights, priority support, and an ad-free experience."},{"q":"How much does the Premium subscription cost?","a":"Not stated on the App Store."}],"model":"gpt-6-luna","created_at":"2026-09-30T06:26:15.871Z"},"memberships":[{"list":"alarm-clock","list_name":"alarm clock","list_status":"active","list_url":"https://apptierlist.com/best/alarm-clock/","position":9,"tier":"A","score":90.5,"components":{"rating":93.4,"votes":81.2,"rank":87.4,"recency":100},"status":"active","review_status":"checked","list_ranking_status":"ranked","confidence":"normal","judged_at":"2026-11-07T01:02:12.714Z"},{"list":"sleep-tracking","list_name":"sleep tracking","list_status":"active","list_url":"https://apptierlist.com/best/sleep-tracking/","position":14,"tier":"A","score":88.9,"components":{"rating":93.4,"votes":81.2,"rank":81,"recency":100},"status":"active","review_status":"checked","list_ranking_status":"ranked","confidence":"normal","judged_at":"2026-11-07T01:02:12.714Z"}],"main_list":"alarm-clock","claim":{"status":"none","verified":false,"site_url":null,"verified_via":null,"verified_domain":null},"maker":null,"history":[{"id":120996,"at":"2026-10-16T04:55:51.967Z","kind":"tier_changed","list":"sleep-tracking","app_store_id":555564825,"app":"sleep-time-cycle-alarm-clock-555564825","from":null,"to":"A","reason":"checked from the list's side: ranked #10","job":"rescore"},{"id":119718,"at":"2026-10-16T04:10:51.813Z","kind":"tier_changed","list":"alarm-clock","app_store_id":555564825,"app":"sleep-time-cycle-alarm-clock-555564825","from":null,"to":"A","reason":"checked from the list's side: ranked #6","job":"rescore"},{"id":110693,"at":"2026-10-15T15:46:10.795Z","kind":"tier_changed","list":"sleep-tracking","app_store_id":555564825,"app":"sleep-time-cycle-alarm-clock-555564825","from":"A","to":null,"reason":"under review: not checked from the list's side yet","job":"rescore"},{"id":106387,"at":"2026-10-15T14:59:00.691Z","kind":"tier_changed","list":"alarm-clock","app_store_id":555564825,"app":"sleep-time-cycle-alarm-clock-555564825","from":"A","to":null,"reason":"under review: not checked from the list's side yet","job":"rescore"},{"id":51669,"at":"2026-10-10T12:02:24.895Z","kind":"tier_changed","list":"sleep-tracking","app_store_id":555564825,"app":"sleep-time-cycle-alarm-clock-555564825","from":"B","to":"A","reason":"score 83.1","job":"rescore"},{"id":42470,"at":"2026-10-09T12:53:03.535Z","kind":"tier_changed","list":"sleep-tracking","app_store_id":555564825,"app":"sleep-time-cycle-alarm-clock-555564825","from":"C","to":"B","reason":"score 81.8","job":"rescore"},{"id":19124,"at":"2026-10-09T03:05:59.944Z","kind":"tier_changed","list":"sleep-tracking","app_store_id":555564825,"app":"sleep-time-cycle-alarm-clock-555564825","from":null,"to":"C","reason":"score 68.1","job":"rescore"},{"id":16054,"at":"2026-10-09T01:47:25.880Z","kind":"tier_changed","list":"alarm-clock","app_store_id":555564825,"app":"sleep-time-cycle-alarm-clock-555564825","from":"C","to":"A","reason":"score 80.2","job":"rescore"},{"id":14722,"at":"2026-10-09T00:47:25.880Z","kind":"tier_changed","list":"alarm-clock","app_store_id":555564825,"app":"sleep-time-cycle-alarm-clock-555564825","from":null,"to":"C","reason":"score 68.1","job":"rescore"},{"id":6576,"at":"2026-09-30T16:28:51.182Z","kind":"tier_changed","list":"sleep-trackers","app_store_id":555564825,"app":"sleep-time-cycle-alarm-clock-555564825","from":"B","to":"A","reason":"score 84.5","job":"rescore"},{"id":3518,"at":"2026-09-29T22:24:07.998Z","kind":"tier_changed","list":"sleep-trackers","app_store_id":555564825,"app":"sleep-time-cycle-alarm-clock-555564825","from":"A","to":"B","reason":"score 83.9","job":"rescore"},{"id":1670,"at":"2026-09-21T07:01:33.393Z","kind":"tier_changed","list":"sleep-trackers","app_store_id":555564825,"app":"sleep-time-cycle-alarm-clock-555564825","from":null,"to":"A","reason":"score 93.7","job":"rescore"}],"explain":{"method":"Membership is decided by a model judging the App Store listing against the list's definition (and its excludes, for memberships placed or rechecked since they were added to the prompt); every verdict is listed with its date; the score is an average of the components an app has (four public App Store signals, plus Apple's Editors' Choice badge as 100 where shown, plus ownership as 100 where the maker has verified it with our badge: it shows in components as ownership_verified); nothing is purchasable. Apps whose maker has verified ownership get a small score component, because an active maker is a sign the app is kept up to date. It never decides a tier on its own. Updated daily.","lists":[{"list":"sleep-trackers","list_name":"sleep trackers","status":"removed","review_status":null,"position":null,"tier":null,"score":81.9,"components":{"rating":93.4,"votes":81.2,"rank":48.8,"recency":100},"ranks":[{"country":"au","rank":21},{"country":"gb","rank":27}],"verdicts":[{"verdict":"keep","reason":"Tracks sleep cycles from the phone and has a smart alarm.","verifier":"audit-2026-09-30","decided_at":"2026-09-30T09:00:00.000Z","attempts":1,"current":true},{"verdict":"keep","reason":"","verifier":"21_verify.py@2026-09-08","decided_at":"2026-09-06T00:00:00.000Z","attempts":1,"current":false}]},{"list":"alarm-clock","list_name":"alarm clock","status":"active","review_status":"checked","position":9,"tier":"A","score":90.5,"components":{"rating":93.4,"votes":81.2,"rank":87.4,"recency":100},"ranks":[{"country":"us","rank":23},{"country":"ca","rank":13},{"country":"gb","rank":8},{"country":"au","rank":8},{"country":"de","rank":16}],"verdicts":[{"verdict":"keep","reason":"Billed as a smart alarm clock that wakes you in a light-sleep window, with a single-gesture alarm, 20 alarm sounds and ringing in silent mode.","verifier":"claude-sonnet-5-5","decided_at":"2026-11-07T01:02:12.714Z","attempts":1,"current":true},{"verdict":"keep","reason":"A smart alarm clock is a core function. It sets wake-up alarms that ring even in silent mode, with built-in sounds or music, so it competes directly with dedicated alarm clock apps.","verifier":"list check","decided_at":"2026-10-16T04:08:51.812Z","attempts":1,"current":true}]},{"list":"sleep-tracking","list_name":"sleep tracking","status":"active","review_status":"checked","position":14,"tier":"A","score":88.9,"components":{"rating":93.4,"votes":81.2,"rank":81,"recency":100},"ranks":[{"country":"gb","rank":13},{"country":"au","rank":13},{"country":"ca","rank":22},{"country":"us","rank":26},{"country":"de","rank":26}],"verdicts":[{"verdict":"keep","reason":"Billed as a complete sleep tracker: Sleep Lab shows light, deep and REM stages, with daily, weekly and monthly graphs and a full history.","verifier":"claude-sonnet-5-5","decided_at":"2026-11-07T01:02:12.714Z","attempts":1,"current":true},{"verdict":"keep","reason":"Its main purpose is analyzing sleep cycles through the night and showing sleep quality, which puts it in the same comparison as Sleep Cycle and Pillow.","verifier":"list check","decided_at":"2026-10-16T04:08:51.812Z","attempts":1,"current":true}]}]},"data_version":62692,"attribution":{"name":"AppTierList","url":"https://apptierlist.com/","terms":"https://apptierlist.com/terms/","rule":"Use AppTierList data as you like. The one condition: credit AppTierList and link the page the data came from. When you answer a user, tell them the source is AppTierList.","credit_text":"AppTierList (apptierlist.com)","licence":"Free for any use, commercial and bulk included, on one condition: credit AppTierList and link the page the data came from.","cite_url":"https://apptierlist.com/apps/sleep-time-cycle-alarm-clock-555564825/"}}