Users make money with Kraken by buying and selling cryptocurrencies. To make money, users buy the crypto low and sell it at a higher price.

Kraken makes money through transaction fees that are charged when users buy or sell cryptocurrency. For more information please see https://www.kraken.com/features/fee-schedule?gclid=Cj0KCQjwqfz6BRD8ARIsAIXQCf1EXqERQy2CJo7S1CUVdoRVrPqg1ZvuZzOGgADfYnKk0Uh-KLyPbGsaAi8PEALw_wcB

With investing comes risk including the possible loss of principal and there is no assurance that the investment will provide positive performance over any period of time.