Any query while using the Cash App Square, can get help from Cash App Customer Service, Cash App Refund,Support Number for Technical Guidance. Cash App being a payment application, it helps its customers to send and recieve money. Due to its very easy and user friendly interface it is easy for customers of all ages to use this application.Cash App Toll Free Now And Get Best Support For Transaction Issues Now. Call Now : 1-833-781-5270 Customer Service USA | The process of sending money differs from how and from where the customer is sending the money. Customers has the option of sending money directly from their bank account/bank debit card or they can also send the money from the amount they have in their cash app wallet.