A Bitcoin address is an identifier that represents a destination for a Bitcoin payment. They are represented by a series of alphanumeric characters. Addresses can be generated at no cost by any user.
Private Key WIF (51 characters base58, starts with a '5'):
Private Key WIF Compressed (52 characters base58, starts with a 'K' or 'L'):
Private Key Hexadecimal Format (64 characters [0-9A-F]):
Private Key Base64 (44 characters):