KardiaMobile is a smart device that can record a medical-grade electrocardiogram (EKG) right on your smartphone. EKGs measure the electrical activity of your heart and are used in hospitals to detect irregularities with your heart rate or rhythm, which may be indicators of a heart condition such as atrial fibrillation (AFib). KardiaMobile records a single-lead EKG, which provides you and your doctor with reliable information on your heart health. | EKG ON THE GO: Capture unlimited medical-grade EKGs in 30 seconds and get an instant analysis right on your smartphone. KardiaMobile is small enough to fit in your pocket, so you can take it with you anywhere. | EASY TO USE: Simply place your fingers on the sensors to detect Atrial Fibrillation, Bradycardia, Tachycardia and Normal Sinus Rhythm. Additional detections and features available with KardiaCare subscription. KardiaCare is not included with this product. | TRUSTED BY PROFESSIONALS: KardiaMobile is FDA-cleared and the #1 doctor-recommended personal EKG with more than 100 million EKGs recorded. | EKG HISTORY: With the press of a button, email your EKGs to your doctor or save them on your phone, no subscription required. | KardiaMobile is COMPATIBLE WITH MOST POPULAR PHONES and TABLETS. To use your Kardia device, you must download the Kardia app on a compatible device. Visit alivecor.com/compatibility to check the list of compatible devices. | NO SUBSCRIPTION REQUIRED. Detects Atrial Fibrillation, Bradycardia, Tachycardia, and Normal Sinus Rhythm without a KardiaCare subscription. | Instructions for use, tutorials, troubleshooting, and additional product support is offered through the product's Kardia app. | Not recommended for use with pacemakers and ICDs and does not detect heart attack.