Get the latest tips & apps for your Smartphone
Cardiio Checks Your Heart Rate in Seconds by Staring At Your Face [IPhone Downloads]
Lifehacker
Aug 22, 2012
Aug 22, 2012
iOS: There are plenty of ways to check your heart rate, from expensive gadgets to just using your finger and a stopwatch, but none are quite as clever as Cardiio. You simply download the app, point it at your face, and it provides you with an accurate heart rate. More »

