In only 30 seconds, you can detect Atrial Fibrillation, Bradycardia, Tachycardia, or a normal heart rhythm from a compatible smart device. You can detect these medical-grade assessments from any place or any time, as long as you have your device on you. AliveCor devices ranges from $99 to $200, and Kardia is available for iOS or Android. The Kardia app works with the FDA-approved KardiaMobile or KardiaBand ECG devices. You can get various test results in only 30 seconds from your smart devices and send them to your physician. There is also a SmartRhythm feature that monitors your heart rate during workouts.