V2.1.15 Update 1. Optimized the home page menu to improve navigation and enhance the overall visual experience. 2. Improved the sleep score algorithm to provide more accurate and personalized sleep quality evaluations. 3. Enhanced the companion-sleep module with an improved audio recommendation system, helping users discover the most suitable sleep-aid music. 4. Added a new activity module to offer users more opportunities for interaction and engagement. 5. Optimized several user experience issues for smoother operation.

V2.1.13 Update Notes 1. Optimized the sleep detail page for better readability and visual experience. 2. Fixed several user experience issues for smoother operation and more intuitive interaction. 3. Improved the processing logic of Huahua’s chat bubbles for more accurate response and stable performance. 4. Enhanced the international version interface to better support multiple languages and improve the global user experience.

V2.1.12 Update Notes 1. Added Japanese language support, helping users worldwide enjoy a healthier life. 2. Introduced “Sleep Companion Check-in” feature: unlock exclusive badges by maintaining good habits for a more ceremonial bedtime. 3. Fully optimized home panel: clearer interface, more intuitive information, and easier operation. 4. Improved subscription process for smoother payments. 5. Fixed several known issues and continuously enhanced overall user experience.

V2.1.11 Update Notes 1. Added Japanese language support, helping users worldwide enjoy a healthier life. 2. Introduced “Sleep Companion Check-in” feature: unlock exclusive badges by maintaining good habits for a more ceremonial bedtime. 3. Fully optimized home panel: clearer interface, more intuitive information, and easier operation. 4. Improved subscription process for smoother payments. 5. Fixed several known issues and continuously enhanced overall user experience.

Version 2.1.10 Update 1. Optimized the overseas version of the sleep companion module 2. Improved the computation speed of the sleep model 3. Optimized some user experience issues

V2.1.9 Update 1. Fully adapted glass effect for iOS 26 2. Fully adapted for watchOS 26 3. Added new sleep score algorithm for iOS 26 4. Optimized the home menu entry 5. Improved the sleep companion UI experience 6. Various user experience optimizations

V2.1.8 Update 1. Fully adapted glass effect for iOS 26 2. Fully adapted for watchOS 26 3. Added new sleep score algorithm for iOS 26 4. Optimized the home menu entry 5. Improved the sleep companion UI experience 6. Various user experience optimizations

V2.1.7 Update 1. Added a week watch face and a text watch face. 2. Optimized paid examples in the HRV, Sleep, and Recovery modules. 3. Improved some user experience issues.

V2.1.6 Update 1. Added sleep companion evaluation and report generation. 2. Introduced a new personality-themed watch face. 3. Improved some user experience issues.

V2.1.5 Update 1. Added custom tags for events such as naps. 2. Optimized the nap algorithm. 3. Improved data handling across days on the detailed Health Dashboard page. 4. Enhanced the membership payment page experience. 5. Improved some user experience issues.

V2.1.3 Update 1. Optimized the algorithm and interface display of the Sleep Bank module. 2. Improved the sleep debt algorithm in the Sleep module. 3. Enhanced compatibility for the MBTI watch face. 4. Improved some user experience issues.

V2.1.2 Update 1. Added MBTI watch face module. 2. Optimized sleep companion voice broadcast handling. 3.Improved audio recording for sleep diary tagging. 4.Enhanced some user experience aspects.

V2.1.1 Version Update 1. Optimized the display experience of sleep stages. 2. Refined the algorithm ranges for sleep and recovery. 3. Improved the panel display of the home data module. 4. Other user experience enhancements.

Apple V2.1.0 Update 1. Added a quick start guide for the ring. 2. Optimized multi-image posting tasks for Xiaohongshu and Douyin. 3. Improved calibration reminders during charging. 4. Optimized compatibility issues on certain device models. 5. Improved some user experience issues.

v2.0.21 Version Update 1.Optimized data retrieval for the health dashboard on the home page. 2.Improved animation experience on the ring home page and during charging status. 3.Optimized the issue of ring disconnection. 4.Enhanced the skin temperature algorithm. 5.Improved some user experience issues.

V2.0.20 Update Notes 1. Optimized the UI experience of the home data modules. 2. Improved the handling of missing basic sleep performance in the Sleep Bank. 3. Optimized the ring charging and battery level detection process. 4. Enhanced the sleep stage algorithm.

V2.0.19 Update Content 1.Homepage Interface Optimization: The user interface on the homepage has been comprehensively optimized to enhance visual appeal and operational smoothness. 2.Sleep Companion Feature Upgrade: Audio recommendations are now intelligently matched according to sleep stages, significantly improving the sleep assistance experience. 3.New Homepage Data Overview: Key data modules have been integrated into the homepage, allowing users to quickly grasp core information. 4.Enhanced Smart Algorithms During Sleep Companion Use: Sleep detection and intelligent audio switching algorithms have been introduced to provide a personalized sleep companion experience. 5.Continuous User Experience Improvement: Multiple detail optimizations have been implemented to comprehensively enhance product usability and user satisfaction.

iOS V2.0.18 Update Notes 1. Added support for sharing to Xiaohongshu (RED) 2. Added usage guide for Family Guardian feature 3. Added onboarding flow for the international version of the smart ring 4. Optimized custom water intake settings on mobile 5. Improved voice guidance prompts 6. Various user experience enhancements

V2.0.17 1. Added recommended audio content in the sleep companion module 2. Added voice guidance for the smart ring 3. Added in-app purchase payment process 4. Optimized Bluetooth connection handling, disconnection, and battery display experience 5. Improved the data synchronization experience for the smart ring 6. Optimized the health dashboard display 7. Enhanced the user experience of the sleep companion module

V2.0.16 1. Added recommended audio content in the sleep companion module 2. Added voice guidance for the smart ring 3. Added in-app purchase payment process 4. Optimized Bluetooth connection handling, disconnection, and battery display experience 5. Improved the data synchronization experience for the smart ring 6. Optimized the health dashboard display 7. Enhanced the user experience of the sleep companion module

What’s New in V2.0.15 1. Added AI Sleep Companion feature to enhance personalized sleep support 2. Introduced 2 new HRV watch faces for richer health data visualization 3. Added Ring Calibration to improve accuracy of wearable data 4. Optimized ring pairing guidance and fixed data sync issues

What’s New in Version 2.0.13 1. Added a visual guide for membership and optimized the membership page 2. Added mobile number binding feature 3. Added mobile number login functionality 4. Improved the experience of searching for family/friends via phone number in Guardian Groups 5. Optimized ring status display on the Home screen 6. Improved the ring device search list 7. Refined the logic and experience for generating sleep needs

V2.0.12 Update Notes 1. Added a Gait Symmetry module to the home dashboard 2. Added daily-level curve charts for modules like Calories and Step Count 3. Added watch face modules: Hydration, Heart Rate, and Sunlight Exposure 4. Optimized the one-tap measurement experience for the ring 5. Improved the UI for one-tap measurement on the watch 6. Optimized compatibility for real-time stress monitoring on the home screen 7. Enhanced the onboarding flow for Guardian Groups 8. Improved various aspects of the user experience

V2.0.11 Update Notes 1.Added the Sleep Bank watch face and feature module 2.Added voice broadcast for ring measurements 3.Added account binding feature for the ring 4.Optimized Kangkang Ring data refresh and synchronization status 5.Optimized Sleep Bank debt logic 6.Optimized bubble notification content 7.Improved overall user experience

Skyhi V2.0.10 Embark on a New Guardian Experience 1.Mobile App Update: Introduced the "Fortune, Prosperity, Longevity, Happiness, and Wealth Guardian" feature, allowing users to unlock Good Luck Energy. 2.Smartwatch Exclusive: Launched the Family Guardian Watch Face for real-time tracking of family members’ mood status. 3.Performance Enhancements: Optimized user experience with improved response speed and smoother interactions.