How many smartwatches can I pair with the app at one time? iOS: Only one watch can be paired with the app at a time. ANDROID: Multiple watches can be paired with the app simultaneously. Related articles Which phones are compatible with my Smartwatch? Setting up your CZ Smart Watch How far away can my Smartwatch be from my phone and still be connected? Why did my watch stop working and only show the time? How do I connect the Smartwatch to Wi-Fi?