Transaction fees are levied by every cryptocurrency exchange for facilitating the trading platform and the transfer of coins between accounts. Even though Coinbase has a wider reach than Kraken, its high fees are often demotivating for upcoming traders and investors. Kraken, on the other hand, has structured the settling of transaction fees in a way that suits each service it provides. There are different fee arrangements for the Instant Buy service and pro version of the platform. You can read more about this in our Kraken review.