Think you could outsmart your friends and players from around the world when it comes to a certain topic? The free QuizUp app for iOS and Android connects users for real-time, head-to-head trivia challenges. With more than 450 topics and 250,000 questions, you can test your knowledge for hours on end.
Topics including books, movies, sports, games, art, business, science, geography, history and music, among many others, with more added all the time.
The popular app has more than 10 million users to date.
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