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 do I connect the Smartwatch to Wi-Fi? Why won’t my watch take calls, even though I enabled it to? How far away can my Smartwatch be from my phone and still be connected?