Square Cash Lets Users Quickly and Securely Send and Receive Money with Their Debit Card

Square Cash allows users to send money to anyone with an email address in a fast, safe, and free way. Without any account needed, users only need to securely link their debit card to start sending and receiving money. The app keeps your financial information secure and private, and lets users confirm or reject any transfer.

Well, it's fast and secure. That's good!