Bitfinex is a popular cryptocurrency exchange for its high security. apart from security, the most striking characteristics of Bitfines are: the pure exchange of bitcoin to fiat, in addition to being an exchange of commercial margin and a liquidity provider. In addition to offering the exchange of BTC, also on its platform is available ETH, EOS, USDT, XRP, XTZ.
Both withdrawals and deposits over $ 20 have 0.1% fees and Bitcoin and Litecoin transactions are free.