QuizUp - QuizUp gives you the opportunity to test your trivia skills against friends and strangers throughout the world.
Quake - Quake is a series of first-person shooter video games released by id Software.
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.
Call of Duty - Call of Duty is a first-person and third-person shooter series by Infinity Ward.
Buzz! Quiz World - Buzz! Quiz World is a 9th entry in the series of Buzz! The game combines the elements of Party and Q&A, and it supports both Single-player and Multiplayer (two to eight-player) modes developed by Relentless Software and published by Sony Computer En…
Xonotic - Xonotic is a free (GPL), fast-paced first-person shooter that works on Windows, OS X and Linux.