HeartIn is a free lifestyle app available on iPhone that serves as a comprehensive heart health companion. It transforms your smartphone into an effective heart rate monitor, providing features such as heart rate measurement, variability tracking, and personalized heart scores. Users can easily track their cardiovascular wellness and gain insights into their health through a user-friendly interface.

The app includes advanced features like stress and energy monitoring, blood pressure and oxygen logging, and real-time pulse rate monitoring via Apple Watch. Additionally, HeartIn offers an engaging AI chatbot for health queries and a library of self-care resources. With its intuitive design and extensive functionalities, HeartIn is suitable for both health enthusiasts and newcomers to wellness.