Fit Brains expands its mind-training brand to mobile devices December 13, 2012 1:04 PM Jeffrey Grubb Jeffrey Grubb LinkedIn Twitter Facebook Google Plus Profile Recent Stories: Xbox One vs. PlayStation 4: A battle for next-gen supremacy Happy Cloud announces $4.25M funding round and new chief executive Deal with it: Xbox One requires an Internet connection Developer Vivity Labs is ready to challenge people's brains on the go with Fit Brains mobile.