Is there extra charge if I pay using GrabPay? May 06, 2022 08:18 No. Related articles How can I contact McDonald’s in case there is an issue with my delivery (for example: Missing items, order not delivered, wrong items etc.)? I’ve experienced an issue and want a refund. How can I get a refund? I’ve left the restaurant and realised I was charged incorrectly. I’m not willing to go back to the store. How can I get a refund? If I do not have a Grab App can I still make payment using GrabPay? When will I be charged for the order? Do I get a receipt after confirming the payment?