QuizUp - QuizUp gives you the opportunity to test your trivia skills against friends and strangers throughout the world.
Lunchclub - Curated 1:1 professional connections
Trivia Crack - Produced by Etermax, Trivia Crack lets players answer trivia questions and compete against other people on mobile devices.
Virus Cafe - Make a friend in 2 minutes
Buzz! The Big Quiz - Buzz! The Big Quiz is a Trivia, Party, Single and Multiplayer video game developed by Relentless Software and published by Sony Computer Entertainment.
ChitterChat - Speak to 1 new person every week