11 Benefits of Owning a Portable ECG Machine

8. FDA-cleared consumer options and improved accuracy

Consumer ECG devices have improved, and some options carry regulatory clearances. For instance, KardiaMobile is widely used and has been referenced for its clinical utility, and Apple’s ECG feature has been reviewed by cardiologists in tech and health outlets (Healthline, CNET). FDA clearance for specific device features provides reassurance that the device meets regulatory standards for certain functions. That said, not every consumer heart sensor is a full clinical substitute. There’s an important difference between photoplethysmography (PPG) sensors in many wearables and true single- or multi-lead ECG recordings; ECG measures electrical activity directly, while PPG infers pulse from blood flow. When accuracy is critical, choose devices with ECG capability and known validation studies. Always review manufacturer claims and independent reviews, and follow your clinician’s guidance about device suitability for your medical needs.