WON is a corporate banking app developed by Woori Bank. It offers its users a convenient and secure way to manage their accounts and make payments through a mobile device. It was designed to provide its users with a better and more intuitive way to manage their accounts and make payments. It is an application that allows its users to check their account balances, view transaction histories, make payments, and transfer money from one account to another. It is an application that is used by corporate businesses, and it is designed to work in conjunction with Woori Bank's online banking system.