Portable EKG, smaller than a credit card and flat to fit in your wallet. Very little use, no longer needed this level of precision. Fitbit and Garmin and Apple Watch are good enough for my situation. Check in on your heart from home with KardiaMobile, our single-lead personal EKG. KardiaMobile is FDA-cleared and records medical-grade EKGs right on your phone. Record a medical-grade EKG from home Download and email your EKGs to your doctor FDA-cleared to detect AFib and more #1 doctor-recommended personal EKG KardiaMobile is not tested or recommended for use with pacemakers and ICDs. KardiaMobile does not check for heart attack.