If you want to invest in cryptocurrency, it is best to invest in a crypto wallet as it offers you more control over your investments. You do however have the option to use brokerages such as Robinhood to facilitate selling and buying Bitcoin or payment services such as PayPal, though these services offer limited selections of crypto coins and trading tools. However, when trading in cryptocurrencies make sure you abide by state and federal tax regulations. For additional insights check out our article on do you have to pay taxes on cryptocurrency. For a great selection of cryptocurrency exchanges check out our article on the best cryptocurrency apps.