Reactifier is level based game. The name 'Reactifier' because it is made to test user reflexes by checking how fast a user reacts to a particular situation or a problem, may it be a mathematical problem or a bomb defuse situation. Currently the game consists of 5 levels where each level checks the user’s reaction time for different problems. So what are you waiting for? Start playing and check whether your reflexes are good enough. GoodLuck!