Bankast offers an alternative and instant payment method through our app, at Android and IOS technologies, which allows users to make instant payments at e-commerce or any other type of transaction. It does not necessary any credit or prepaid cards, virtual accounts, cash or bank transfers. It is just needed the smartphone. How is it possible that in the Internet age, a bank transfer is settled between 1 and 4 calendar days? As former employees of the banking sector, it always surprised us that a SWIFT message of an open letter of credit in Japan takes just a few seconds to transmit all necessary information to a Spanish bank. However, a transfer of 10 EUR between entities within the same country may take up to 4 days to cross the street. Card payments also have certain limitations, given that not all establishments have POS devices either by their lack of access to this service or its committees. If we add that the trade settlement is conducted the day after it has entered commercial operation, we believe that not everything is a flexible and economical system. Perhaps credit institutions or national chambers of compensation have not been hard enough to improve processes and settlement information, through given tacit acceptance to its premises when using their services. Nevertheless, following the liberalization of payment systems, regulation of payment institutions and the establishment of the unified European payments area (SEPA), we saw an opportunity to develop alternative system that is capable of recording, accounting and settling financial transactions between users of different financial institutions, cheaper than any other methods, and in real time