Can I Use My Debit Card In Ukraine. Once I left my card in the machine in Lviv and went back the next day assuming the worst. You could go to the Mastercard website and search for compatible ATMs in Kiev that are close to where you are staying.

You can use Apple Pay on the web in Safari only on compatible iPhone and iPad models using iOS 11. Your credit and debit card can be accepted worldwide when you see the MasterCard Visa logo. Use your debit card to take cash out from an ATM.
Call us at the number on the back of your card or add a travel note to your account digitally.
Pay in the local currency its cheaper. There are a few exceptions so please see the list below before your trip. You can pay for your money transfer to Ukraine with a local Bank Transfer Debit or Credit card or by other local payment methods available in the country you are sending money to Ukraine from. The AIB Debit Card allows you to make purchases and withdraw money from your AIB bank account in Ireland and worldwide.
