What are some alternatives?
When comparing Lifekey and HeartIn Portable Electrocardiograph, you can also consider the following products
ECG for Apple Watch - ECG app and irregular heart rhythm notification
AliveCor Mobile ECG - A freakin' heart monitor for your smartphone
Eko - Strap a jetpack to your Korean writing & reading level with software designed for non-native...
Companion - Never walk home alone
Heart for Heart - Monitor your heart in 90 seconds. For a good cause. 💓
Wildfire - With Wildfire, companies & agencies can easily build & launch social media marketing campaigns within minutes. Campaign formats include quizzes, contests, coupons, virtual gifts and more.