How often do I need to sync my watch in the App? We recommend syncing at least once weekly to guarantee your device stays fully updated and properly functioning. Regularly syncing in the app also prevents the loss of Activity data. Related articles How do I pair my smartwatch to my phone? How do I know which band size to select when placing my order? How far away can my watch be from my phone and still be connected? Where can I find instructions for adjusting the band? There are lots of options for activity tracking on my watch, what makes this stand out?