Delphy is a mobile platform for prediction markets built on Ethereum as a DApp. In fact, it is a light Ethereum client running on mobile devices. Its born decentralization ensures that prediction markets are hard to manipulate or shut down, and there is no need to trust one single entity.
GameCredits is a digital currency that is created to support games and their developers. The crowdfunding platform Game4commit makes it possible for developers to raise money for their game projects. In the future, it might also be possible to offer GameCredits as a reward for gamers in the game. This creates a whole new economy for mobile and online gaming. GameCredits is a rebrand of Gamerscoin.