UPbit is a Korean exchange that was launched in October 2017 by Song Chi-Hyung, who is one of South Korea’s richest men. His company, Dunamu, is the holding company behind UPbit, was originally an online news aggregator, but quickly pivoted into Fintech, where it has done very well. UPbit is geared almost exclusively towards the Korean market, and offers a large number of BTC and Korean Wong pairs.
UPbit has very quickly become an important player in the Korean crypto market, and is one of the largest exchanges by trading volume in the country.
Trading Fee: 0.25%
Withdrawal Fee: 0.0005
Number of Tokens/Coins: 272

Kraken is a US-based cryptocurrency exchange and one of the largest bitcoin exchanges in terms of volume and liquidity.
It provides Bitcoin pricing to the Bloomberg Terminal and has considerable influence on the overall crypto market. Kraken offers a number fiat funding and transfer options.
There are 18 BTC pairs and 16 USD pair to trade
Fees vary depending on the volume - for main trading pairs this is between 0.1-0.35% - however for other less common crypto pairs the range can be as low as 0.05% or as high as 0.75%. There are also 0% fees for some trades.
Withdrawals and deposits are variable depending on the method - although in general all fees are 0.19% with a $20 minimum.

BigONE is an exchange that is backed by the blockchain investment firm INBlockchain; an influential investment company that has also invested in EOS, ZCash, Steemit, and other blockchain projects. Several of the companies in INBlockchain's portfolio, that have tokens, are traded on BigOne. BigONE's influential investors give the exchange a high degree of financial stability. The platform is known for its interactive crypto charts and trading tools.

Trading Fee: 0.1%
Withdrawal Fee: 0.002 BTC
Number of Tokens/Coins: 76

BigONE has its own token (BIG) that gives holders a discount on trading fees