{"schema_version":"1.0","generated_at":"2026-11-14T18:13:37.034Z","app":{"app_store_id":6764310567,"slug":"baby-sleep-tracker-by-lulla-6764310567","name":"Baby Sleep Tracker by Lulla","short_name":"Baby Sleep Tracker by Lulla","subtitle":"Sleep Plan, Naps & Bedtime","icon_url":"https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/d3/ad/a7/d3ada77e-78d2-20df-202a-8aceae37f0e1/AppIcon-1x_U007ephone-0-1-85-220-0.png/512x512bb.jpg","icon_tint":"#8a90c7","store_url":"https://apps.apple.com/us/app/baby-sleep-tracker-by-lulla/id6764310567?uo=4","price":0,"currency":"USD","rating":4.64444,"rating_count":45,"rating_worldwide":4.612,"rating_count_worldwide":327,"in_app_purchases":true,"recent_rating":null,"recent_review_count":null,"reviews_checked_at":null,"primary_genre":"Health & Fitness","version_date":"2026-11-12T21:06:17Z","updated_at":"2026-11-13T19:36:12.940Z","stale":false,"missing_since":null,"one_liner":"Creates a personalized baby sleep plan and tracks naps, night sleep, and morning wake-ups.","verified_maker":false,"maker_site":null,"file_size_bytes":46075904,"minimum_os":"17.0","content_rating":"17+","language_count":6,"screenshots":["https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/9c/cd/99/9ccd99e0-0b79-ca1b-36c4-baf38f11cb48/lulla_7__U00281_U0029.jpg/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/ea/1e/a5/ea1ea5ee-a904-a107-06ee-f5b930d25bd0/lulla_9__U00281_U0029.jpg/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/46/10/8c/46108c2c-93cc-1f23-7125-2bc957266b59/lulla_8__U00281_U0029.jpg/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/eb/0a/0a/eb0a0a11-0cf8-4ac3-42c4-54591c6a7109/lulla_10__U00281_U0029.jpg/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/b7/d9/48/b7d94812-f2c3-1a29-b9d7-191a2f99a127/lulla_11__U00281_U0029.jpg/320x480bb.jpg","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/a1/26/a2/a126a24c-5e8c-d2ac-f993-89bbf52c5072/lulla_12__U00281_U0029.jpg/320x480bb.jpg"],"developer_name":"BUBBLE DOTS SL","editors_choice":false,"url":"https://apptierlist.com/apps/baby-sleep-tracker-by-lulla-6764310567/","api_url":"https://apptierlist.com/api/v1/apps/baby-sleep-tracker-by-lulla-6764310567"},"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":73.6,"components":{"rating":92.2,"votes":65.1,"rank":35.8,"recency":100},"ranks":[{"country":"us","rank":42}],"verdicts":[{"verdict":"reject","reason":"Baby sleep plan and nap predictor built from a parent's logs.","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":"baby-trackers","list_name":"baby trackers","status":"removed","review_status":null,"position":null,"tier":null,"score":62.6,"components":{"rating":92.2,"votes":65.1,"rank":0,"recency":100},"ranks":[],"verdicts":[{"verdict":"keep","reason":"Tracks a baby's naps and night sleep from logs and predicts the next nap and bedtime.","verifier":"audit-2026-09-30b","decided_at":"2026-09-30T20:00:00.000Z","attempts":1,"current":true},{"verdict":"keep","reason":"Builds a baby's sleep plan from logged wake windows and predicts naps.","verifier":"audit-2026-09-30","decided_at":"2026-09-30T09:00:00.000Z","attempts":1,"current":true}]},{"list":"baby-tracking","list_name":"baby tracking","status":"removed","review_status":"rejected","position":null,"tier":null,"score":62.6,"components":{"rating":94.1,"votes":56.1,"rank":0,"recency":100},"ranks":[{"country":"ca","rank":176},{"country":"us","rank":95}],"verdicts":[{"verdict":"reject","reason":"It tracks only sleep, with no feeding or diaper logging. Someone looking for a general daily-care log would not find it a full alternative.","verifier":"list check","decided_at":"2026-10-17T00:28:13.388Z","attempts":1,"current":true},{"verdict":"keep","reason":"secondary","verifier":"claude-sonnet-5-5","decided_at":"2026-10-08T22:49:13.058Z","attempts":1,"current":false}]},{"list":"baby-sleep-tracking","list_name":"baby sleep tracking","status":"active","review_status":"checked","position":15,"tier":"A","score":82.2,"components":{"rating":92.2,"votes":65.1,"rank":71.3,"recency":100},"ranks":[{"country":"us","rank":20},{"country":"ca","rank":14},{"country":"au","rank":33},{"country":"de","rank":31},{"country":"gb","rank":55}],"verdicts":[{"verdict":"keep","reason":"Its core purpose is logging a baby's naps and night sleep, learning patterns, and predicting nap times and bedtimes. That is exactly baby sleep tracking.","verifier":"list check","decided_at":"2026-10-17T00:28:13.388Z","attempts":1,"current":true},{"verdict":"keep","reason":"The app is built around logging baby naps and night sleep, predicting the next nap and bedtime, and adapting wake windows to build a personalized sleep plan.","verifier":"claude-sonnet-5-5","decided_at":"2026-10-08T22:49:13.058Z","attempts":1,"current":false}]}],"history":[{"id":285234,"at":"2026-11-09T18:52:12.765Z","kind":"tier_changed","list":"baby-sleep-tracking","app_store_id":6764310567,"app":"baby-sleep-tracker-by-lulla-6764310567","from":"B","to":"A","reason":"score 80.4 to 82.1","job":"rescore"},{"id":209188,"at":"2026-10-25T05:54:13.247Z","kind":"tier_changed","list":"baby-sleep-tracking","app_store_id":6764310567,"app":"baby-sleep-tracker-by-lulla-6764310567","from":"C","to":"B","reason":"rank shift: #14, score 83.5, tier full (a quarter of the list)","job":"rescore"},{"id":199786,"at":"2026-10-24T01:27:13.614Z","kind":"tier_changed","list":"baby-sleep-tracking","app_store_id":6764310567,"app":"baby-sleep-tracker-by-lulla-6764310567","from":"B","to":"C","reason":"score 77.5 to 62.6","job":"rescore"},{"id":134117,"at":"2026-10-17T00:33:13.387Z","kind":"tier_changed","list":"baby-sleep-tracking","app_store_id":6764310567,"app":"baby-sleep-tracker-by-lulla-6764310567","from":null,"to":"B","reason":"checked from the list's side: ranked #14","job":"rescore"},{"id":134097,"at":"2026-10-17T00:28:13.388Z","kind":"membership_removed","list":"baby-tracking","app_store_id":6764310567,"app":"baby-sleep-tracker-by-lulla-6764310567","from":"active","to":"removed","reason":"list-side recheck: It tracks only sleep, with no feeding or diaper logging. Someone looking for a general daily-care log would not find it a full alternative.","job":"shadow"},{"id":108751,"at":"2026-10-15T15:30:00.489Z","kind":"tier_changed","list":"baby-tracking","app_store_id":6764310567,"app":"baby-sleep-tracker-by-lulla-6764310567","from":"C","to":null,"reason":"under review: not checked from the list's side yet","job":"rescore"},{"id":108723,"at":"2026-10-15T15:30:00.489Z","kind":"tier_changed","list":"baby-sleep-tracking","app_store_id":6764310567,"app":"baby-sleep-tracker-by-lulla-6764310567","from":"B","to":null,"reason":"under review: not checked from the list's side yet","job":"rescore"},{"id":76238,"at":"2026-10-14T06:21:53.695Z","kind":"tier_changed","list":"baby-tracking","app_store_id":6764310567,"app":"baby-sleep-tracker-by-lulla-6764310567","from":"D","to":"C","reason":"score 62.6","job":"rescore"},{"id":59179,"at":"2026-10-11T18:21:01.502Z","kind":"tier_changed","list":"baby-tracking","app_store_id":6764310567,"app":"baby-sleep-tracker-by-lulla-6764310567","from":"C","to":"D","reason":"score 62.6","job":"rescore"},{"id":57515,"at":"2026-10-11T06:14:58.230Z","kind":"tier_changed","list":"baby-tracking","app_store_id":6764310567,"app":"baby-sleep-tracker-by-lulla-6764310567","from":"D","to":"C","reason":"score 62.6","job":"rescore"},{"id":48785,"at":"2026-10-10T03:53:02.945Z","kind":"tier_changed","list":"baby-tracking","app_store_id":6764310567,"app":"baby-sleep-tracker-by-lulla-6764310567","from":"C","to":"D","reason":"score 62.7","job":"rescore"},{"id":41734,"at":"2026-10-09T11:34:03.537Z","kind":"tier_changed","list":"baby-sleep-tracking","app_store_id":6764310567,"app":"baby-sleep-tracker-by-lulla-6764310567","from":"D","to":"B","reason":"score 78.7","job":"rescore"},{"id":18176,"at":"2026-10-09T02:49:51.152Z","kind":"tier_changed","list":"baby-tracking","app_store_id":6764310567,"app":"baby-sleep-tracker-by-lulla-6764310567","from":"D","to":"C","reason":"score 62.7","job":"rescore"},{"id":14975,"at":"2026-10-09T00:47:25.880Z","kind":"tier_changed","list":"baby-tracking","app_store_id":6764310567,"app":"baby-sleep-tracker-by-lulla-6764310567","from":null,"to":"D","reason":"score 62.6","job":"rescore"},{"id":14936,"at":"2026-10-09T00:47:25.880Z","kind":"tier_changed","list":"baby-sleep-tracking","app_store_id":6764310567,"app":"baby-sleep-tracker-by-lulla-6764310567","from":null,"to":"D","reason":"score 62.6","job":"rescore"},{"id":7343,"at":"2026-10-01T16:34:06.474Z","kind":"tier_changed","list":"baby-trackers","app_store_id":6764310567,"app":"baby-sleep-tracker-by-lulla-6764310567","from":"B","to":"C","reason":"score 62.7","job":"rescore"},{"id":5902,"at":"2026-09-30T10:36:02.907Z","kind":"tier_changed","list":"baby-trackers","app_store_id":6764310567,"app":"baby-sleep-tracker-by-lulla-6764310567","from":null,"to":"B","reason":"score 73.7","job":"rescore"},{"id":5485,"at":"2026-09-30T09:00:00.000Z","kind":"membership_added","list":"baby-trackers","app_store_id":6764310567,"app":"baby-sleep-tracker-by-lulla-6764310567","from":null,"to":"active","reason":"category audit 2026-09-30","job":"audit"},{"id":4861,"at":"2026-09-30T09:00:00.000Z","kind":"membership_removed","list":"sleep-trackers","app_store_id":6764310567,"app":"baby-sleep-tracker-by-lulla-6764310567","from":"active","to":"removed","reason":"category audit: Baby sleep plan and nap predictor built from a parent's logs.","job":"audit"}],"data_version":62706,"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/"}}