Steem Dollars are liquid stable-value currency tokens designed to be pegged to $1 USD. Steem Dollars can be traded with STEEM and transferred to other accounts for commerce or exchange.
Yee - a blockchain-powered & cloud-based social ecosystem. This ecosystem includes YeeChain supporting instant money transfer and high efficient blockchain-based storage, YeeNet supporting cloud base communication, YeeCall app with 3000 registered users, YeeWallet and YeeStore which is a DApp and content management platform.