OTP m-Business is an online application that provides its users with access to bank accounts. The application can be used for business purposes and it can be set up in every OTP bank branch. The service is intended for all business entities and it can be used in Croatian or English. The basic functions of the application, such as the overview of the demo version, the rates of exchange, the map with locations of ATMs and branches of OTP bank, and the basic information about the bank, can be viewed even before the contract of the service. The application is completely safe and the information connected to accounts and PINs are not automatically stored on the phone, which means that the confidentiality of the information is guaranteed.