Trivia Crack - Produced by Etermax, Trivia Crack lets players answer trivia questions and compete against other people on mobile devices.

Elevate - Elevate is an award-winning brain training tool designed to build communication and analytical skills.

QuizUp - QuizUp gives you the opportunity to test your trivia skills against friends and strangers throughout the world.

Peak - Peak is the automated way to keep track of what everyone is working on.

QuizClash - In QuizClash, you can challenge your friends or random opponents to a game of trivia.

Brain Workshop - Brain Workshop is a open-source version of the dual n-back brain training exercise.