You can use both debit and credit cards to purchase cryptocurrencies through Simplex if they are issued by Visa or MasterCard. Please note that depending on your card issuing bank, you may incur additional fees when using a credit card, such as a cash advance fee.
Kindly note that we are unable to control or alleviate the fees associated with your credit card, as they are charged by your bank.
To avoid such inconveniences, we kindly ask you to clarify this with your bank.