Barter Smartplace is a confidential digital asset exchange platform based on a legal smart contract. In addition, but as the main element of the platform ecosystem, a service of tokenization of a real valuable asset is provided, which can then be placed on the Smartplace. Digital assets lowered the barrier of trust, increase the privacy of the parties to the transaction and the speed of its execution. Legal smart contract with electronic signature allows achieving high reliability and convenience of the service.