IF YOU'RE STILL ASKING THESE ?s

Then you need TOP CRYPTO.

A cryptocurrency, crypto-currency, or crypto is a binary data designed to work as a medium of exchange wherein individual coin ownership records are stored in a ledger existing in a form of a computerized database using strong cryptography to secure transaction records, to control the creation of additional coins, and to verify the transfer of coin ownership .

Then you need Top Crypto.

A blockchain is a growing list of records, called blocks, that are linked together using cryptography.