Cold Turkey - Cold Turkey is a free productivity program that you can use to temporarily block distractions so that you can get your work done!
Flow Free - Big Duck Games is an indie mobile game studio, focused on creating quality casual games, and especially puzzle games.
Freedom.to - Freedom is a productivity hack that lets you block apps, websites or the entire Internet on iPhones, iPads, Windows and Mac computers.
Board Defenders - Puzzel games based on the chess rules
Stay Focused - More suitable with Google Chrome, this service enables you ensure you do not waste precious time on updating Facebook status or chatting with people.
LeveLisa - The brain game that creates creativity