Cardano (ADA) - Improved version of Ethereum. Cardano Coin is a junior of Ethereum, also developing in the form of coin, which helps new coin developers develop on their platform. Without the need to deploy the new Blockchain system. The special point of Cardano is that they use a new Proof-of-Stack (PoS) algorithm, completely different from all other Proof-of-Work (Pow) cores. the ADA is a pioneer. It is considered a promising co-star in 2018