Kcash is a decentralized digital wallet supporting multiple blockchain assets. It allows you to store, send and receive blockchain assets safely and gives you 100% control of your assets. With Kcash you can manage all your blockchain assets and will be able to connect them with the physical world soon.
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.