No, Upromise members do not need to apply for or use a Upromise World Mastercard to earn valuable rewards through Upromise. Upromise members can still earn when shopping through our online shopping mall, dining at participating restaurants with their registered credit and/or debit card(s), or engaging in other rewards-earning activities. However, applying for and using a Upromise World Mastercard is the best way to maximize your rewards. Apply Now