Inside HQ: The booming business of mobile trivia
Apps like HQ Trivia have taken Apple's App Store and the Google Play Store by storm, with HQ holding the top spot for trivia games in both stores. And with good reason -- HQ Trivia, which was developed by Vine creators Rus Yusupov and Colin Kroll, routinely gets more than 1 million players per game.
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Inside HQ: The booming business of mobile trivia

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