Coinbase can be defined as an online platform for buying, selling and storing digital currency. It is equipped with a mission of opening a financial system for the world and they aim to be the leading brand that convert digital currency into local currency. Buying and selling digital currency has become quite easy with the advent of Coinbase, catalyst of change in digital currency landscape. Sending or receiving digital currency between digital wallets, friends and merchants on Coinbase is absolutely free. They are a one stop shop which serves as wallet, exchange and merchant tools within one interface. Coinbase is a platform on which many applications are built using API and it can be used to buy and sell all types of cryptocurrencies including Bitcoin, Ethereum and Litecoin.