Are you looking to know about What Bank Is Cash App on Plaid There are many money transfer applications available with a straightforward objective to fulfill the needs of millions of people and Cash App is one of them. To make payments from your Cash App account, you must add a bank account to your Cash App account wallet. Luckily, you will be able to do the same with the help of a secure medium and i.e. Plaid. Further, Sutton and Lincoln Savings Bank is the financial institution that Cash App uses.