Uniswap Exchange is a decentralized finance protocol that is used to exchange cryptocurrencies. Uniswap is also the name of the company that initially built the Uniswap protocol. The protocol facilitates automated transactions between cryptocurrency tokens on the Ethereum blockchain using smart contracts. Uniswap Exchange is considered the leading platform and the one preferred by many. The reason for this is its good reputation, high security and wide range of trading pairs.