Cardano is a blockchain and smart contracts platform with a cryptocurrency called "ada." Cardano has released products for identity management and product traceability. Cardano uses Ouroboros—a proof-of-stake algorithm—to create blocks and validate transactions occurring on its blockchain. Cardano price today is $1.33 USD with a 24-hour trading volume of $2,088,326,970 USD. Where circulating supply of 31,948,309,441 and max. supply of 45,000,000,000.