This document discusses various medical apps useful in cardiology practice, categorized into reference, calculators, guidelines, news, education, and monitoring. Key apps mentioned include MIMS Philippines and Epocrates for drug references, ESC Guidelines for cardiovascular guidelines and calculators, Calculate by QxMD for over 150 calculators, iCath for determining appropriateness of procedures, Medscape and Cardiology News for news and updates, and HRS Sketcher, drawMD Cardiology, and Heart Voyager for patient education tools. Blood pressure diary and My Heart apps are highlighted for patient monitoring and tracking statistics over time.