How Does Cash App Work? To use Cash App, you must first download the mobile app, available for iOS (4.7 stars out of 5) and Android (4.6 stars out of 5). You can also sign up for an account online.
Cash App is a peer-to-peer money transfer service that makes it easy to send cash to family and friends. You can also use Cash App to pay your share of the rent, reimburse friends and family members, ...