Thankfully, it has become a highly sought-after commodity and is widely available today. Convert your bitcoins whenever you need them, easily through Cryptopay mobile or web app. How to Buy Bitcoin Instantly using a Credit or Debit Card Cryptopay prepaid card works online, offline and internationally, making it simple for customers to use at millions of businesses around the world. Follow along with our review here. Are you ready to join? Facebook Twitter Instagram Telegram. How to Sell Bitcoins?