Yes, Cardiogram: Heart Rate & BP may collect personal data to provide services and improve user experience, but it adheres to privacy policies to protect user information.

Cardiogram: Heart Rate & BP requires an internet connection to sync data and access certain features, but some functionalities may be available offline for basic tracking.

You can cancel your Cardiogram: Heart Rate & BP subscription through the app's settings or your app store account settings, following the relevant steps for your platform.

The subscription cost for Cardiogram: Heart Rate & BP varies depending on the plan selected, typically offering monthly and annual options for users seeking additional features.