{"app_store_id":6475028592,"slug":"otterlife-ai-health-tracker-6475028592","name":"OtterLife: AI Health Tracker","subtitle":"Calorie Counter,Sleep& Fitness","icon_url":"https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/a0/ae/b2/a0aeb2ca-7722-653f-f98d-3ec8411321a6/AppIcon-0-0-1x_U007ephone-0-1-0-85-220.png/512x512bb.jpg","store_url":"https://apps.apple.com/us/app/otterlife-ai-health-tracker/id6475028592?uo=4","price":0,"currency":"USD","rating":4.52274,"rating_count":1737,"in_app_purchases":true,"recent_rating":2.35,"recent_review_count":20,"reviews_checked_at":"2026-10-13T04:47:56.737Z","primary_genre":"Health & Fitness","version_date":"2026-10-20T02:34:39Z","updated_at":"2026-10-21T17:37:12.853Z","stale":false,"missing_since":null,"one_liner":"Tracks sleep, exercise, stress, menstrual cycle, water intake and other health data, with gamified daily habit tasks.","verified_maker":false,"maker_site":null,"file_size_bytes":384282624,"minimum_os":"16.0","content_rating":"4+","language_count":9,"screenshots":["https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/e7/7e/67/e77e6700-aa94-a32e-95b5-c096c6b49912/38e587c1-de39-48ff-b08e-5e6e177f0464__U77ed-04.png/392x696bb.png","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/f5/05/85/f50585cd-f766-28ca-ab01-1b03ff207a5e/7da2d07d-052c-47b5-b4f3-6d5837aebb28__U77ed-01.png/392x696bb.png","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/8a/54/9e/8a549e21-785e-0b63-d87d-d143c4806e6c/4ee790bd-dd6a-4feb-9359-3f6ef2d8b789__U77ed-02.png/392x696bb.png","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/d1/5c/4c/d15c4c61-dd4f-24aa-681c-a43493f4a53f/4a117de4-b961-4e41-84b6-2ecfcc2c5fd0__U77ed-05.png/392x696bb.png","https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/6f/93/22/6f9322b5-bb79-6129-84eb-96d5a17a605a/c0113108-d8c1-456d-8fec-7fb9bf3df6a1__U77ed-03.png/392x696bb.png"],"developer_name":"Shanghai Ruoyou Network Technology Co., Ltd.","editors_choice":false,"url":"https://apptierlist.com/apps/otterlife-ai-health-tracker-6475028592/","api_url":"https://apptierlist.com/api/v1/apps/otterlife-ai-health-tracker-6475028592","schema_version":"1.0","generated_at":"2026-10-23T05:04:28.204Z","data_as_of":"2026-10-23T04:51:12.804Z","description":"#### App Store Editor's Choice\n#### App Store Featured Recommendation\n#### App Store Selected Activities\n\nOtterLife is your personalized health management partner!\nIt helps you automatically track over ten types of health data such as sleep, exercise, stress, menstrual cycle, and water intake. It also provides professional data analysis and a variety of watch widgets, with gamified methods to help you easily develop healthy habits.\n\nHave you ever encountered these problems?\n- Always procrastinating, with no plan, and unable to stick to changes?\n- Having unhealthy habits like staying up late, sitting for long periods, or lack of activity, but unable to break them?\n- Feeling anxious and mentally drained, with each day being exhausting?\nThat's why we developed 'OtterLife', to help you focus on your health data and cultivate healthy habits through gamified check-ins.\n\nHere's how to use OtterLife:\n- Track over 10 health data points comprehensively to better understand your body\n- Monitor stress changes, understand emotional fluctuations in time, and avoid mental exhaustion!\n- Break down complex goals into daily tasks, making habit formation easier\n- Unlock more accessories and items for your pet otter by completing health tasks, making self-discipline as addictive as a game!\n\nFully compatible with WatchOS 26:\n- Watch face widget support: HRV stress detection, real-time calorie deficit, real-time metabolic rate\n- Watch app functionality support: sleep analysis, stress detection, water intake recording, calorie deficit recording, activity rings, step management, and body energy expenditure analysis\n\n【Description of Otter Life App membership service】\n1. Membership includes several subscription types\nSubscription period:  1 month, 12 months\n\n2. The first subscription will be paid directly through iTunes account; the account will be charged within 24 hours before the expiration date, and the subscription period will be automatically postponed after the successful deduction.\n\n3. You can choose whether to renew the subscription or not, if you want to cancel, please cancel in the AppleID settings 24 hours before the subscription expires.\n\n4.Otter Life App Membership Agreement\nOtter Life App Membership Service Agreement: https://post.jellow.club/otterlife-payment-en/\n\n5.Otter Life App Software User Agreement and Privacy Policy\nOtter Life Software License and Service Agreement: https://post.jellow.club/otterlife-agreement-en/\nOtter Life Privacy Agreement: https://post.jellow.club/otterlife-privacy-en/","facts":{"developer_id":966129811,"developer_url":null,"first_released":"2024-02-07T08:00:00Z","support_url":"https://post.jellow.club/support-by-otterlife/","privacy_url":"https://docs.otterlife.app/en/policy/privacy-policy","website_url":null,"app_version":"2.0.20","release_notes":"In This Update:\n- Streaks now support custom goals.\n- Optimized for the latest Apple Watch Series 12 and Ultra 4: HRV can update as often as every 5 minutes, with support for recovery HRV data and customizable push frequency.\n- Added menstrual period markers to the fitness calendar.\n- Improved Live Activities UI and loading performance across the app.\n- Fixed known issues and improved stability.\n\nRecent Highlights:\n- Meet the all-new Cycle feature. See the follicular, ovulation, luteal, and menstrual phases at a glance. Record daily bleeding and how you feel, track perimenopause and menopause, and receive cycle irregularity alerts to better understand your body.\n- Official Workout Plans are here! There’s no single right way to train. Find an official plan that fits your current needs by scenario, difficulty, duration, goal, equipment, and body area. Less guesswork, more confidence getting started.\n- Calorie Lock improvements: Struggling with cravings while cutting? Turn on Calorie Lock to block food delivery apps. It can activate automatically when you exceed your calorie limit, during fasting periods, or on a custom schedule.","rating_current_version":4.52274,"rating_count_current_version":1737,"star_counts":[111,32,79,131,1384],"genres":["Health & Fitness"],"languages":["EN","FR","DE","JA","KO","PT","ZH","ES","ZH"],"content_advisories":null,"device_families":["watch","iphone"],"made_for_iphone_duo":null,"chart":null},"freshness":{"apple_read_at":"2026-10-21T17:37:12.853Z","catalog_read_at":"2026-10-21T17:37:12.853Z","reviews_checked_at":"2026-10-13T04:47:56.737Z","summary_written_at":"2026-10-12T06:39:52.521Z","placed_at":"2026-10-12T00:34:53.896Z","scored_at":"2026-10-23T04:51:12.804Z"},"editorial":{"one_liner":"Tracks sleep, exercise, stress, menstrual cycle, water intake and other health data, with gamified daily habit tasks.","what_is":"OtterLife is a free Health & Fitness app that automatically tracks over ten types of health data, including sleep, exercise, stress, menstrual cycle, and water intake. It provides data analysis, several watch widgets, and gamified daily tasks, where completing health tasks unlocks accessories for a pet otter. The listing also states compatibility with watchOS 26, including HRV stress detection and activity rings.","good_for":["Tracking sleep, exercise, stress and water intake in one app","Cutting back on staying up late or long periods of sitting","Breaking a large health goal into daily check-in tasks"],"pricing":"OtterLife: AI Health Tracker is free to download, with in-app purchases on the App Store.","faq":[{"q":"Does the app cost anything?","a":"The listing shows a price of free. It also describes membership subscriptions (1 month and 12 months) paid through the iTunes account, which renew automatically unless cancelled in Apple ID settings 24 hours before expiry."},{"q":"Does it work with Apple Watch?","a":"The app is fully compatible with watchOS 26. It lists watch face widgets for HRV stress detection, real-time calorie deficit and metabolic rate, plus watch features such as sleep analysis and activity rings."},{"q":"What health data does it track?","a":"It tracks over ten types of health data, such as sleep, exercise, stress, menstrual cycle, and water intake, and it uses daily check-in tasks to help build habits."}],"model":"claude-haiku-5-5","created_at":"2026-10-12T06:39:52.521Z"},"memberships":[{"list":"health-tracking","list_name":"health tracking","list_status":"active","list_url":"https://apptierlist.com/best/health-tracking/","position":23,"tier":"B","score":80.9,"components":{"rating":80.5,"votes":73.7,"rank":69.4,"recency":100},"status":"active","review_status":"checked","list_ranking_status":"ranked","confidence":"normal","judged_at":"2026-10-12T00:34:53.896Z"},{"list":"habit-tracking","list_name":"habit tracking","list_status":"active","list_url":"https://apptierlist.com/best/habit-tracking/","position":103,"tier":null,"score":63.5,"components":{"rating":80.4,"votes":73.7,"rank":0,"recency":100},"status":"active","review_status":"checked","list_ranking_status":"ranked","confidence":"provisional","judged_at":"2026-10-12T00:34:53.896Z"}],"main_list":"health-tracking","claim":{"status":"none","verified":false,"site_url":null,"verified_via":null,"verified_domain":null},"maker":null,"history":[{"id":135283,"at":"2026-10-17T01:18:13.393Z","kind":"tier_changed","list":"health-tracking","app_store_id":6475028592,"app":"otterlife-ai-health-tracker-6475028592","from":null,"to":"B","reason":"checked from the list's side: ranked #16","job":"rescore"},{"id":108358,"at":"2026-10-15T15:30:00.489Z","kind":"tier_changed","list":"health-tracking","app_store_id":6475028592,"app":"otterlife-ai-health-tracker-6475028592","from":"A","to":null,"reason":"under review: not checked from the list's side yet","job":"rescore"},{"id":104236,"at":"2026-10-15T10:58:36.040Z","kind":"tier_changed","list":"health-tracking","app_store_id":6475028592,"app":"otterlife-ai-health-tracker-6475028592","from":"B","to":"A","reason":"rank shift: #13, score unchanged at 81.4","job":"rescore"},{"id":60119,"at":"2026-10-12T00:46:10.112Z","kind":"tier_changed","list":"health-tracking","app_store_id":6475028592,"app":"otterlife-ai-health-tracker-6475028592","from":null,"to":"B","reason":"score 81.9","job":"rescore"},{"id":59978,"at":"2026-10-12T00:34:53.896Z","kind":"membership_added","list":"health-tracking","app_store_id":6475028592,"app":"otterlife-ai-health-tracker-6475028592","from":null,"to":"active","reason":"Automatically tracks over ten health data types such as sleep, exercise, stress, menstrual cycle and water intake, with trends.","job":"shadow"},{"id":59977,"at":"2026-10-12T00:34:53.896Z","kind":"membership_added","list":"habit-tracking","app_store_id":6475028592,"app":"otterlife-ai-health-tracker-6475028592","from":null,"to":"active","reason":"Gamified check-ins, breaking goals into daily tasks and building healthy habits are core to the app's pitch.","job":"shadow"},{"id":56760,"at":"2026-10-11T02:24:56.109Z","kind":"app_added","list":null,"app_store_id":6475028592,"app":"otterlife-ai-health-tracker-6475028592","from":null,"to":null,"reason":"discovered","job":"listTurn"}],"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 a plain average of the public components an app has (four, plus Apple's Editors' Choice badge as 100 where shown); nothing is purchasable.","lists":[{"list":"health-tracking","list_name":"health tracking","status":"active","review_status":"checked","position":23,"tier":"B","score":80.9,"components":{"rating":80.5,"votes":73.7,"rank":69.4,"recency":100},"ranks":[{"country":"us","rank":30},{"country":"gb","rank":25},{"country":"ca","rank":26},{"country":"au","rank":16}],"verdicts":[{"verdict":"keep","reason":"It tracks over ten health metrics in one place, including sleep, exercise, stress, cycle and water intake, with data analysis, which is the core of this list.","verifier":"list check","decided_at":"2026-10-17T01:06:13.384Z","attempts":1,"current":true},{"verdict":"keep","reason":"Automatically tracks over ten health data types such as sleep, exercise, stress, menstrual cycle and water intake, with trends.","verifier":"claude-sonnet-5-5","decided_at":"2026-10-12T00:34:53.896Z","attempts":1,"current":false}]},{"list":"habit-tracking","list_name":"habit tracking","status":"active","review_status":"checked","position":103,"tier":null,"score":63.5,"components":{"rating":80.4,"votes":73.7,"rank":0,"recency":100},"ranks":[],"verdicts":[{"verdict":"keep","reason":"Its core loop is gamified daily check-ins that break goals into daily tasks to build healthy habits, much like Finch, so habit-tracker shoppers would compare it.","verifier":"list check","decided_at":"2026-10-17T01:06:13.384Z","attempts":1,"current":true},{"verdict":"keep","reason":"Gamified check-ins, breaking goals into daily tasks and building healthy habits are core to the app's pitch.","verifier":"claude-sonnet-5-5","decided_at":"2026-10-12T00:34:53.896Z","attempts":1,"current":false}]}]},"data_version":41516,"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/otterlife-ai-health-tracker-6475028592/"}}