7. Kraken As old as cryptocurrencies themselves, Kraken was established in July 2011. Based in the USA, the platform has built a solid reputation over the years. Currently, it supports cryptocurrencies, derivatives, stable coins, tokens, and fiat. All in all, it’s active in over 121 markets with a trading volume of over $200 million over the past 24 hours. 8. Biki Launched in June 2018, ...