Exrates is a centralized cryptocurrency exchange, this exchange gives you the option of being able to buy and sell crypto without the use of a third party, it is completely independent, the exchange has more than 100 pairs for trading and the most active pair in the market is ZRX / BTC. It has a good option since it works with fiat currency, in addition it has a good very clean interface that makes it easier for users to use, it has an interest rate for operations that are very relatively very good cost, in addition to the security that the exchange is very reliable.