Check out last year's top devices for game play and ad spend on the Chartboost network. Learn more about which devices get the most use: http://cboo.st/2xvcFQn pic.twitter.com/QZL44YM2US
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Check out last year's top devices for game play and ad spend on the Chartboost network. Learn more about which devices get the most use: http://cboo.st/2xvcFQn pic.twitter.com/QZL44YM2US