Zelcash is a cryptocurrency that holds a central role in the Zel Ecosystem. It gives the incentive for ZelNode ownership to enable the creation of ZelDex and the ZelDev Platform, enabling us to create a truly decentralized development platform.
Credo is the token you earn when someone you don’t know sends you an unsolicited email. You can use the Credo you earn to send your own emails to people you don’t know, trade it for other currencies, or hold onto it as its power increases.