Hello Heart (Free)

Keep track of your ticker with Hello Heart, an Apple Watch-compatible app designed to help you maintain cardiovascular health. The app notifies you via your Apple Watch when it's time to check your blood pressure and allows you to input the data. When you open the app on your iPhone, your blood pressure history will appear in an easy-to-read graph that makes it simple to spot trends. The app is also integrated with many clinics and hospitals, so you can download your lab results and medical records to the app for on-the-go access.