“Grambit” is an online service where you can quickly and easily exchange bitcoin, ethereum, ripple and other cryptocurrencies at a favorable rate. The project operates in semi-automatic mode, i.e., the participation of a manager is required to complete the exchange. The service interacts with payment systems: MasterCard, WebMoney, VISA, QIWI, Yandex. Money, ChinaPayments, etc. There is no additional commission for exchange, and transactions do not require mandatory verification. Registration in your personal account gives clients the benefits of a loyalty program, and the referral program will allow you to earn money from transactions of new participants.