OtterLife: AI Health Tracker
Stress, Sleep&Fitness Tracker
Free · In-App Purchases · Designed for iPhone. Not verified for macOS.
#### App Store Editor's Choice
#### App Store Featured Recommendation
#### App Store Selected Activities
OtterLife is your personalized health management partner!
It 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.
Have you ever encountered these problems?
- Always procrastinating, with no plan, and unable to stick to changes?
- Having unhealthy habits like staying up late, sitting for long periods, or lack of activity, but unable to break them?
- Feeling anxious and mentally drained, with each day being exhausting?
That's why we developed 'OtterLife', to help you focus on your health data and cultivate healthy habits through gamified check-ins.
Here's how to use OtterLife:
- Track over 10 health data points comprehensively to better understand your body
- Monitor stress changes, understand emotional fluctuations in time, and avoid mental exhaustion!
- Break down complex goals into daily tasks, making habit formation easier
- Unlock more accessories and items for your pet otter by completing health tasks, making self-discipline as addictive as a game!
Fully compatible with WatchOS 26:
- Watch face widget support: HRV stress detection, real-time calorie deficit, real-time metabolic rate
- Watch app functionality support: sleep analysis, stress detection, water intake recording, calorie deficit recording, activity rings, step management, and body energy expenditure analysis
【Description of Otter Life App membership service】
1. Membership includes several subscription types
Subscription period: 1 month, 12 months
2. 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.
3. 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.
4.Otter Life App Membership Agreement
Otter Life App Membership Service Agreement: https://post.jellow.club/otterlife-payment-en/
5.Otter Life App Software User Agreement and Privacy Policy
Otter Life Software License and Service Agreement: https://post.jellow.club/otterlife-agreement-en/
Otter Life Privacy Agreement: https://post.jellow.club/otterlife-privacy-en/
more What's New:
- All-new "Sunlight Tracking" is here: track daily sun exposure, estimate Vitamin D, and get UV reference data. Record every "chasing sunlight" moment and let the sun power you up!
- Weight change photos can now be deleted
- Fixed and optimised various feature details for a better experience
Recent Highlights:
- All-new "Workout" sharing is live with route display and premium layout templates. Every kilometre you run and every sprint you ride deserves to be remembered. Your route is your canvas — share your achievements in one tap
- Added "Devices" feature to view usage time for all watches and better manage device status
- "Takeout Lock" is here! When logged calories exceed your limit, apps auto-lock to help you build healthy eating habits!
1.9.29 2 days ago
What's New:
- All-new "Sunlight Tracking" is here: track daily sun exposure, estimate Vitamin D, and get UV reference data. Record every "chasing sunlight" moment and let the sun power you up!
- Fixed and optimised various feature details for a better experience
Recent Highlights:
- All-new "Workout" sharing is live with route display and premium layout templates. Every kilometre you run and every sprint you ride deserves to be remembered. Your route is your canvas — share your achievements in one tap
- Added "Devices" feature to view usage time for all watches and better manage device status
- "Takeout Lock" is here! When logged calories exceed your limit, apps auto-lock to help you build healthy eating habits!
1.9.28 25 Mar
What's New:
• All-new "Sports" sharing is here — featuring route display and multiple premium layout templates. Every kilometre run, every cycling sprint deserves to be beautifully recorded. Your route is the best canvas; one tap to make your workout shine.
• New "Devices" feature — check usage time for all your smartwatches and better manage device status~
• Bug fixes and numerous improvements for a smoother experience
Recent highlights:
• "Takeaway Lock" is live! When logged calories exceed your limit, the app auto-locks to help you build healthy eating habits!
• 2025 Annual Health Report is here! Find out your body age
• New Fish Bowl water tracker widget! Track daily water intake in a fun way — every drink raises your own little fish
• New "Early Bedtime Reminder" & "Calorie Dashboard" Live Activities — clearly showing daily calorie trends and bedtime countdown to help you stay on track~
1.9.27 19 Mar
What's New:
- New "Devices" feature: View usage time for all watches and better manage your device status~
- Fixed an issue where notification languages were displayed incorrectly
- Fixed and optimized various details to improve user experience
Recent Highlights:
- "Takeout Lock" is here! When logged calories exceed your limit, the app automatically locks to help you build healthier eating habits!
- 2025 Annual Health Report is live! Come discover your body age
- New "Drink Water & Raise Fish" widget! Gamify your daily hydration—every drink raises a unique fish
- New "Early Bedtime Reminder" & "Calorie Board" Live Activities: visualize daily calorie trends and bedtime countdowns to master your goals!
1.9.26 10 Mar
What's New:
- Optimized Live Activity duration
- Improved Apple Watch notification frequency
- Numerous UI and user experience fixes
Recent Highlights:
- 2025 Annual Health Report is live! Come discover your body age
- New "Drink Water & Raise Fish" widget! Gamify your daily hydration—every drink raises a unique fish
- New "Early Bedtime Reminder" & "Calorie Board" Live Activities: visualize daily calorie trends and bedtime countdowns to master your goals!
1.9.25 5 Mar
This Update:
- "Calorie Lock" is here! Exceeding your daily limit will lock the app, helping you build healthy eating habits with ease!
- Improved Dynamic Island duration and increased Apple Watch notification frequency
- Extensive text and UI optimizations, along with fixes for various issues
Recent Key Updates:
- 2025 Health Report is live! Discover your body age now
- New "Drink Water, Raise Fish" widget! Track daily water intake fun—every drink helps grow your own fish
- Added "Sleep Reminder" and "Calorie Dashboard" Live Activities, displaying daily calorie trends and bedtime countdown for clear progress tracking
1.9.24 25 Feb
This update:
- "Food Lock" feature launched! When recorded calories exceed the limit, the app will automatically lock to help you easily develop healthy eating habits!
- Fixed incorrect custom drink water content and specific weight data deletion issues
- Other various bug fixes
Recent major updates:
- 2025 Health Report is here! Test your body age now
- Added Drink-to-Raise-Fish widget! Track daily water intake funly—each drink helps grow your exclusive fish
- Added "Bedtime Reminder" and "Calorie Dashboard" Live Activities, clearly showing daily calorie trends and sleep countdown to help you visually track your goals~
1.9.23 5 Feb
This update:
- "Calorie Lock" feature is now available! When recorded calories exceed the limit, the app will automatically lock to help you develop healthy eating habits with ease!
- Improved input experience for weight and beverage entries; fixed incorrect water content calculations for some drinks
- Settings > Units—now supports switching between 12/24-hour time format
- Added "Clear Cache" function in the Settings page
- Fixed several other issues
Recent key updates:
- 2025 Health Report is here! Check your body age now
- New "Drink to Raise Fish" widget! Track daily water intake in a fun way—every drink helps grow your own little fish
- Added "Early Sleep Reminder" and "Calorie Dashboard" Live Activities, clearly displaying daily calorie trends and bedtime countdown to help you track your goals intuitively~
1.9.22 28 Jan
This update:
- "Food Lock" feature launched! Automatically locks the app when recorded calories exceed the limit, helping you easily develop healthy eating habits.
- Improved sleep calculation logic, fixed inconsistent sleep duration issues, optimized BMI calculation logic, and enhanced photo-based calorie recognition accuracy and experience.
- Fixed several other issues.
Recent key updates:
- 2025 Health Report is here! Test your body age now.
- Added the "Drink Water, Raise Fish" widget! Track daily water intake fun—every drink helps grow your unique little fish.
- New "Bedtime Reminder" and "Calorie Dashboard" live activities, clearly showing daily calorie trends and bedtime countdowns to help you track your goals intuitively.
1.9.21 21 Jan
This Update:
- 2025 Health Report is here! Check your body age now
- New Drink-to-Raise-Fish feature added! Track daily water intake with fun animations—every drink helps grow your unique fish
- Fixed swipe issue on wrist temperature charts and optimized text display problems
Recent Major Updates:
- Added "Sleep Reminder" and "Calorie Board" Live Activities for clear daily calorie trends and bedtime countdowns
- New weight change review feature! Upload photos when logging weight to visualize progress
- All-new "Workout Streak" widget offers gamified tracking! Maintain streaks by hitting daily calorie goals with multiple styles to explore. Fixed workout day display issues.
1.9.20 14 Jan
What's New:
- 2025 Health Report is here! Discover your body age now
- New Water & Fish widget! Track daily hydration with fun—every drink grows your unique fish
- Fixed login failures and calendar widget issues, optimized homepage loading speed
Recent Highlights:
- Added "Bedtime Reminder" and "Calorie Board" Live Activities for clear daily calorie trends and sleep countdowns, helping you track goals visually
- New weight change review feature! Add photos when logging weight to visualize progress
- Fresh "Workout Streak" widget offers gamified check-ins! Maintain streaks by hitting daily calorie goals, with multiple styles to explore~ Fixed incorrect workout day display issues
1.9.19 9 Jan
This Update:
- 2025 Health Report is here! Check your body age now
- New water-drinking fish-raising widget! Track daily water intake in a fun way—each drink helps grow your own fish
- Fixed calendar widget launch issue and optimized homepage data loading speed
Recent Key Updates:
- Added "Bedtime Reminder" and "Calorie Dashboard" Live Activities, clearly showing daily calorie trends and bedtime countdown to help you track goals visually
- New weight change review feature! Add photos when logging weight to see progress at a glance
- All-new "Workout Streak" widget delivers gamified check-ins! Maintain streaks by hitting daily calorie goals—multiple styles to explore. Fixed workout day display issues.
1.9.18 8 Jan
What's New:
- 2025 Health Report is here! Discover your body age now
- New hydration fishbowl widget! Track daily water intake with fun—each drink grows your unique fish
- Improved weight module: added deletion and icon features, supports removing historical plans/data, and enhanced chart visuals
- Fixed weight plan UI display issues and real-time activity bugs
Recent Major Updates:
- Added "Bedtime Reminder" and "Calorie Dashboard" real-time activities to visualize daily calorie trends and sleep countdowns, helping you track goals intuitively
- New weight change review feature! Upload photos when logging weight to visually track progress
- Fresh "Workout Streak" widget launched! Gamify your routine—maintain streaks by hitting daily calorie goals, with multiple styles to explore. Also fixed workout day display issues
1.9.17 5 Jan
What's New:
- 2025 Health Report is here! Discover your body age now
- New Water & Fish widget! Track daily hydration playfully—every drink grows your unique fish
- Improved weight module: added delete function for history plans/data, refined chart visuals
- Various bug fixes and experience optimizations
Recent Highlights:
- Added "Sleep Reminder" and "Calorie Board" Live Activities for clear daily calorie trends and bedtime countdowns
- New weight progress feature! Upload photos with entries to visualize your journey
- Fresh "Workout Streak" widget delivers gamified tracking—maintain streaks by hitting daily calorie goals, with multiple styles to explore. Fixed workout day display issues
1.9.16 31/12/2025
What's New:
- 2025 Health Report is here! Discover your body age now
- New Water & Fish widget! Track daily hydration playfully—every drink grows your unique fish
- Improved weight module: added delete function for history plans/data, refined chart visuals
- Various bug fixes and experience optimizations
Recent Highlights:
- Added "Sleep Reminder" and "Calorie Board" Live Activities for clear daily calorie trends and bedtime countdowns
- New weight progress feature! Upload photos with entries to visualize your journey
- Fresh "Workout Streak" widget delivers gamified tracking—maintain streaks by hitting daily calorie goals, with multiple styles to explore. Fixed workout day display issues
1.9.15 22/12/2025
What's New:
- 2025 Year in Review is here! Test your body age now
- New Water & Fish widget! Track daily water intake in a fun way—each drink grows a unique fish
- Improved weight module with deletion and icon features: now supports removing past plans and historical data, plus enhanced chart visuals
- Various bug fixes and experience optimizations
Recent Highlights:
- Added "Bedtime Reminder" and "Calorie Board" Live Activities for clear daily calorie trends and sleep countdowns, helping you track goals intuitively
- New weight change review feature! Now upload photos when logging weight to visualize progress
- Fresh "Workout Streak" widget offers gamified check-ins! Maintain streaks by hitting daily calorie goals—explore multiple styles~ Fixed abnormal workout day display issues
1.9.14 18/12/2025
What's New:
- New "Sleep Reminder" and "Calorie Board" Live Activities, clearly display daily calorie trends and bedtime countdown, helping you track goals intuitively~
Recent Highlights:
- All-new weight trend review! Now supports photo uploads with weight entries for visual progress tracking
- OtterLife fully optimized for iOS 26 & watchOS 26:
- App icons, navigation bars, and widgets adapt to transparency and liquid glass effects
- System-level alarm reminders for hydration/meal habits
- 7 new Apple Watch Control Center widgets + intent-aware smart stacks
- New "Move Streak" widget gamifies fitness tracking—maintain daily calorie goals to continue streaks! (Fixed activity day display issues)
1.9.13 10/12/2025
What's New:
- Added calorie goal reminders in food logging to help you manage intake smarter
- Optimized beverage display in food database: default sorting changed from water content back to calories (beverage database remains unchanged)
- New smart beverage analysis: now evaluates polyphenols and sugar in coffee/tea/juice, plus caffeine metabolism tracking for comprehensive drink insights
Recent Highlights:
- All-new weight trend review! Now supports photo uploads with weight entries for visual progress tracking
- OtterLife fully optimized for iOS 26 & watchOS 26:
- App icons, navigation bars, and widgets adapt to transparency and liquid glass effects
- System-level alarm reminders for hydration/meal habits
- 7 new Apple Watch Control Center widgets + intent-aware smart stacks
- New "Move Streak" widget gamifies fitness tracking—maintain daily calorie goals to continue streaks! (Fixed activity day display issues)
1.9.12 03/12/2025
What's New:
- Added calorie goal reminders in food logging to help you manage intake smarter
- Optimized beverage display in food database: default sorting changed from water content back to calories (beverage database remains unchanged)
- New smart beverage analysis: now evaluates polyphenols and sugar in coffee/tea/juice, plus caffeine metabolism tracking for comprehensive drink insights
Recent Highlights:
- All-new weight trend review! Now supports photo uploads with weight entries for visual progress tracking
- OtterLife fully optimized for iOS 26 & watchOS 26:
- App icons, navigation bars, and widgets adapt to transparency and liquid glass effects
- System-level alarm reminders for hydration/meal habits
- 7 new Apple Watch Control Center widgets + intent-aware smart stacks
- New "Move Streak" widget gamifies fitness tracking—maintain daily calorie goals to continue streaks! (Fixed activity day display issues)
1.9.11 02/12/2025
What's New:
- Added intelligent beverage composition analysis, now supporting not only polyphenol and sugar analysis for coffee, tea, and juice, but also caffeine metabolism calculation and precise analysis—helping you fully manage beverage health!
Recent Updates:
- Introduced weight change review feature! Now you can upload photos when logging weight to visually track your progress
- OtterLife is now fully optimized for the latest iOS 26 & watchOS 26 features~
- App icons, navigation bars, and home screen widgets now support transparent mode and liquid glass effects, seamlessly blending with system themes
- Added system-level alarm reminders to help you easily build healthy habits like hydration and diet tracking
- Apple Watch Control Center now includes 7 new widgets for quick access to frequently used features; Smart Stack introduces intent awareness to intelligently push relevant widgets
- All-new "Workout Streak" widget launched! Create a gamified check-in experience—maintain your streak by hitting daily calorie goals, with multiple styles to explore~ Fixed issue with incorrect workout day display
1.9.10 20/11/2025
What's New:
- Added more winning streak widget illustrations
Recent Updates:
- Introduced weight change review feature! Now you can upload photos when logging weight to visually track progress
OtterLife is now fully optimized for the latest iOS 26 & watchOS 26 features~
- App icons, navigation bars, and home screen widgets support transparent mode and liquid glass effect, seamlessly integrating with system themes
- Added system-level alarm reminders to help you build healthy habits like hydration and mindful eating
- Apple Watch Control Center now includes 7 new widgets for quick access to frequently used features; Smart Stack introduces intent awareness to proactively suggest relevant widgets
- New "Fitness Streak" widget delivers gamified check-ins! Maintain your streak by hitting daily calorie goals, with multiple styles to explore~ Fixed abnormal display of workout day counts
1.9.9 14/11/2025
This Update:
- Calendar component now supports switching to the previous/next day with left/right swipes
- Optimized the logic for fetching activity calories
- Fixed data statistics errors caused by daylight saving time
Recent Major Updates:
- Added weight change review feature! Now you can upload images when logging weight to visually track your progress
OtterLife is now fully optimized for the latest iOS 26 & watchOS 26 features~
- App icons, navigation bars, and home screen widgets adapt to transparent mode and liquid glass effects, seamlessly blending with system themes
- Added system-level alarm reminders to help you easily build healthy habits like drinking water and mindful eating
- 7 new widgets added to Apple Watch Control Center for quick access to frequently used features; Smart Stack now includes intent awareness to proactively suggest relevant widgets
- New "Workout Streak" widget launched for a gamified tracking experience! Maintain your streak by hitting daily calorie goals, with multiple styles to explore~ Also fixed an issue with incorrect workout day display
1.9.8 04/11/2025
What's New:
- Added weight change review feature! Now you can upload photos when logging weight to visually track your progress!
- Optimized default intervals and timing for hydration reminders
- Fixed data inconsistency between step count and details page
Recent Major Updates:
OtterLife is now fully compatible with the latest iOS 26 & watchOS 26 features~
- App icons, navigation bars, and home screen widgets support transparent mode and liquid glass effects for better integration with system themes
- Added system-level alarm reminders to help you easily build healthy habits like hydration and diet tracking
- 7 new widgets added to Apple Watch Control Center for quick access to key functions; Smart Stack now features intent awareness to intelligently display widgets when needed
- New "Workout Streak" widget launched with gamified activity tracking! Maintain your streak by hitting daily calorie goals—multiple styles available~ Fixed abnormal workout day display issue
1.9.7 01/11/2025
What's New:
- Added weight change review feature! Now you can upload photos when logging weight to visually track your progress!
- Optimized default intervals and timing for hydration reminders
- Fixed data inconsistency between step count and details page
Recent Major Updates:
OtterLife is now fully compatible with the latest iOS 26 & watchOS 26 features~
- App icons, navigation bars, and home screen widgets support transparent mode and liquid glass effects for better integration with system themes
- Added system-level alarm reminders to help you easily build healthy habits like hydration and diet tracking
- 7 new widgets added to Apple Watch Control Center for quick access to key functions; Smart Stack now features intent awareness to intelligently display widgets when needed
- New "Workout Streak" widget launched with gamified activity tracking! Maintain your streak by hitting daily calorie goals—multiple styles available~ Fixed abnormal workout day display issue
1.9.6 29/10/2025
This update:
- Fixed an issue where scanning a barcode to log future meals would overwrite today's records
- Fixed incorrect default values for some food units
- Fixed an issue where workout dots would appear on inactive dates in the Activity page
Recent major updates:
OtterLife is now fully optimized for the latest iOS 26 & watchOS 26 features~
- App icons, navigation bars, and home screen widgets now support transparent mode and liquid glass effects, blending seamlessly with the system theme
- Added system-level alarm reminders to help you easily build healthy habits like drinking water and mindful eating
- 7 new widgets added to the Apple Watch Control Center for quick access to key functions; Smart Stack now features intent awareness, displaying widgets when needed
- New "Workout Streak" widget launched for a gamified activity tracking experience! Maintain your streak by hitting daily calorie goals—multiple styles to explore~ Fixed an issue with incorrect workout day display
1.9.5 20/10/2025
What's New:
- All-new "Sunlight Tracking" is here: track daily sun exposure, estimate Vitamin D, and get UV reference data. Record every "chasing sunlight" moment and let the sun power you up!
- Weight change photos can now be deleted
- Fixed and optimised various feature details for a better experience
Recent Highlights:
- All-new "Workout" sharing is live with route display and premium layout templates. Every kilometre you run and every sprint you ride deserves to be remembered. Your route is your canvas — share your achievements in one tap
- Added "Devices" feature to view usage time for all watches and better manage device status
- "Takeout Lock" is here! When logged calories exceed your limit, apps auto-lock to help you build healthy eating habits!
more Version 1.9.29 2 days ago
Data Used to Track You The following data may be used to track you across apps and websites owned by other companies:
Data Linked to You The following data may be collected and linked to your identity:
Data Not Linked to You The following data may be collected but it is not linked to your identity:
Identifiers Usage Data Diagnostics 