Coinigy is a great platform that gives you the ability to combine all of your wallets and exchange accounts in one interface using API keys from all different exchanges. The platform was founded in 2014 by a group of dedicated developers, traders, analysts, and evangelists that believe in the global crypto-financial industry.
BTC-Alpha is a UK based platform founded in 2018.
The platform facilitates a solid number crypto currencies and trading pairs.
Its web trading platform also powers analytical tools. Flat trading fee (0.20%) is a little lower than the market’s average rate. Fiat-to-cryptocurrency trading (USD) is available.
ChainX is a centralized exchange based in Korea, launched in March 2019. It provides investors with access to KRW fiat/cryptos pairs, charging zero deposit fees.