Coinbase

Coinbase, accessible via coinbase.com, is a prominent player in the finance sector, offering services related to cryptocurrency trading and management. The platform currently features new user sign-up rewards that include $5-$10 in Bitcoin or USDC for completing a first qualifying trade after signing up through a referral link. Additionally, Coinbase One members can enjoy 20% off their first year membership along with a $50 Bitcoin reward upon spending $100. It's worth noting that Coinbase does not provide refunds for completed crypto transactions, and return policies vary depending on the transaction type. The platform has been recognized in reputable financial publications such as Bloomberg.com and Business Insider.