Yes, Zepp collects personal data to provide tailored services and improve user experience, but it follows strict privacy policies to protect users' information.

While certain features of the app can be accessed offline, a stable internet connection is required for syncing data and accessing all functionalities.

Users can cancel their subscription through the app's settings or directly via the app store where they purchased the subscription, following the cancellation instructions provided.

The subscription cost for premium features varies by region and can be billed monthly or annually, with promotional offers occasionally available.