AliveCor’s KardiaMobile 6L promises to be much more accurate than the heart monitor built into Apple Watch Series 4, and almost as easy to carry around. It’s the first personal ECG with three electrodes approved by the FDA to check the electrical activity of the heart.
We put this ultra-portable iPhone accessory to the test, as well as the more basic single-lead KardiaMobile, so don’t miss our reviews of each.