 Cardtronics, the worlds largest ATM operator today announced its ATMs would be the first in the U.K. to allow individuals to withdraw cash using a new cardless cash service from fintech solutions provider Pin4. This unique and innovative solution allows people to complete card-free cash withdrawals at the majority of Cardtronics CashZone ATMs around the country using only their mobile device, without requiring a payment card. Up to now, U.K. organizations have been delivering funds by bank transfers and cards. 