Sellfastpayfast is rated 4.6 out of 5 in the category cryptocurrency service. Read and write reviews about Sellfastpayfast. Sellfastpayfast.com is a platform that enables customers to convert their bitcoins to cash at a reasonable price or preferred local currency.\n\nCustomers can however sell their bitcoins and have money from the sales of the btc sent to their bank account.\n\nBanks don’t support bitcoin but we offer a secure medium of exchange where bitcoins would be exchanged with local currency.