Yes, they are allowed to use bitcoin to withdraw prizes. First, it’s necessary to transfer profits from the bitcoin casino to an exchange that allows for the conversion to fiat currency to achieve that. Normally, you’ll do this on the exchange where you first purchase your bitcoins. To link the payment method to your exchange account, exchange your bitcoins for fiat money. Withdrawals to cards, bank accounts, and other third-party payment systems are supported by several exchanges.