Offtopic/fun » Can i use Cash app number to know its work?

You can see here, Cash app to Cash app is peer to peer payment mode, so the transaction is safer and secure. You are free to use it to send money, receive money, request payment, dispute payment, cancel transaction, return money, etc. Apart from this, you can also send money from your debit card to use it with Cash card. For more, use Cash app number.