I see that it's a non-custodial wallet with nice UX and secure but when I look at privacy policy, looks like they are collecting too many data.

This is what I found in their privacy policy https://bitpay.com/about/privacy

Email address Wallet name Copayer name Wallet public key Wallet extended public key Wallet coin Wallet multi-sig setup Transaction details Type of phone, OS and version, App version, IP address Wallet ID (Client ID) App Token API Authentication Token