Originally Posted by mikedt
Almost certain it's a problem that the Zenithink is an off-brand cheapo Chinese device from Shenzhen. It's probably not even Google approved "with Google".
Unknown specs, dev hasn't tested for compatibility, etc. So it just gets listed as incompatible by the Play Store for that particular "HD" game. Even though it may work in theory.
This thing came with the Play Store fully functional right from the factory, for what it's worth. I'm not sure whether that has any bearing on whether it's "Google approved," though.