For more experienced users, Coinbase offers a robust trading platform—called Coinbase Pro—with a full set of features and charts to help you. Coinbase features you should know. Coinbase charges a spread of about % for cryptocurrency sales and purchases; rates may be higher or lower depending on market fluctuations. Coinbase also charges a fee, the greater of either a flat fee or a variable one depending on the amount purchased and the payment type. Coinbase offers a wide variety of products including cryptocurrency investing, an advanced trading platform, custodial accounts for institutions, a wallet for retail investors, and its own U.S. dollar stable-coin.