Cash App Login: LoCash app Login is a mobile payment service that allows users to send and receive money using their smartphones. To log in, you must have the Cash software downloaded on your smartphone. Either your phone number or your email address can be used to create an account. You can access Cash app Login by accessing it and entering your login details after making an account. To send money to someone using Cash app Login, you need their mobile phone number and their email address. You can also choose to make payments using your bank account or credit card details if you wish.g into Cash App Account Manage