云犀 is a health monitoring app designed to focus on your heart health. It connects to the Yunxi Health Service platform to provide services such as cardiac rehabilitation, cardiopulmonary exercise health, and chronic disease management. The app requires the use of a heart rate monitor, currently only available for sale in mainland China.

The app offers heart rate data analysis through the Yunxi heart rate monitor, supporting measurements and analyzing heart rate variability (HRV), cardiac strength, risk levels, and providing health alerts for abnormal heart rates. It also allows users to track daily exercise, health data, medication intake, and offers personalized training content based on individual profiles.