How much can I earn a year through cashback and interest payments?

You could earn up to £256 a year with Biscuit – £30 through cashback, £137 from the Regular Saver, and £89 in interest on your Biscuit balance. This estimate is based on ONS and Bank of England data, assuming an average current account balance of £4,460, monthly savings up to the Regular Saver limit (£150–£300, depending on the bank), and up to £1,500 in annual direct debits.