Did the clock my wife for her birthday and almost made a handle in the toilet with it. 1. Nowhere is that the part of Bluetooth Smart devices need to Snycen. IPad 2 or Samsung Galaxy Note - nil. That is nowhere and no one says, would be a reason for an action for damages. With Bt Smart trouble start. The instructions for use and the app use different terms and are well developed by Doppelnerds - Running freaks and computer nerds without understanding that normal people have in life, something else to do than spend hours mess around with setting up their sloppy-looking app. The promise of being able to create individual training plans, is not satisfied. Total disappointment