Ethereum (ETH) Rank 2 $601.33 USD (1.06)%
Ethereum is often referred to as a Bitcoin killer while it is totally different to Bitcoin. Ethereum is a blockchain app platform. Developers can build and execute their own smart contracts and decentralised applications (DApp) on top of the Ethereum blockchain while they use Ether (ETH) as fuel for operating the Ethereum Platform. ETH has a block time of around 15 seconds, the computer that mines a certain block gets 5 ETH. Every year approximately 18 million ETH will be mined.