Use Rhythmmage on iPhone to take your fitness training to the next level. This app monitors your HR accurately, which motivates you to next level and protects you from over exercise at the same time.
Rhythmmage reads your real time Heart Rate, Activities and Calories Burned when it connects to the Rhythmmage P1 and automatic sync all your workout data through Bluetooth. Also helps to update the firmware of the device through Bluetooth when a new version is available.