iChoice Pulse Oximeter
Turn your iPhone or other iOS device into a pulse oximeter to measure SpO2 oxygen and your pulse rate.  Simply attach it to your device and it will display your blood oxygen (SpO2) percentage, heart rate, pulse strength and you can view your data graphically too. Not intended for medical use.Data is stored for in-app review or can be emailed in TXT or CSV formats for your own analysis.Compatible with iPad1, iPad2, iPod touch (4th generation), and iPhone 3GS,iPhone 4, iPhone 4S.  Use your Apple Lightning Converter (not included) to connect to your iPhone 5, 5S and other iOS devices that use the 30 pin Apple lightning connector.