- the fees are relatively low. - io provides multiple layers of security for clients to trade safely. - Cold wallet protects off-exchange crypto funds from clients. - Cryptocurrency exchanges are listed, unlike many exchanges which are just bucket shops. - io provides more cryptocurrencies for exchange and trading than most exchanges today. - io is a British crypto exchange. An incomplete list of exchanges from the UK (besides this one) includes Exmo, CoinEgg, Livecoin, DSX, LocalTrade, BittyliSee full review