The e-zwich card has four wallets (also known as account types). These are; Primary wallet (i.e. current or checking account); Savings Wallet (i.e. Savings account); Transport Wallet (special wallet for quick payment) and Secondary wallet (i.e. Joint or shared account). Funds maintained in the Savings wallet may attract interest based on the rate payable by the issuer bank. Interest is calculated daily by the switch and credited at the end of the month to the client card´s host balance this interest shall be loaded either manually on the POS using the code and amount (offline) or automatically through a communication network (Online). Click here for the list of banks and their applicable interest rates for their e-zwich cardholders.