POLY Coin is Polymath's platform token and a cryptocurrency released on the Ethereum platform. As for Polymath, a system that facilitates initial offerings and secondary transactions of blockchain security tokens, it uses blockchain-based systems to coordinate and motivate participants to collaborate and launch financial products on the blockchain.

Polymath enables the migration of trillions of dollars of securities onto the blockchain by creating a custom requirement embedded into the standard token protocol of the token itself so that these tokens can only be purchased and traded between verified participants.