Pinkcoin is an x11 PoW/PoS cryptocurrency with a total coin supply of 380 million coins. The Proof-of-Work period lasted for the first 20,000 block that took 7 days to complete. There is a 1% stake interest per year. Pinkcoin has no pre-mine nor IPO though there is some indication of instamine for the first 186 blocks as noted by a code audit conducted.
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.