Plain Vanilla Games, the creator of the QuizUp Engine gaming platform, has raised $2.4 million in Series A financing led by GreyCroft Partners, Tencent Holdings, IDG Ventures and BOLDStart Ventures. Other investors in the round included CrunchFund, Mesa Global and angel investors. The company will use the funds to accelerate development of QuizUp, a social trivia platform for mobile devices, and to expand its content acquisition and presence in new markets such as Asia. The company closed a $1.2 million seed round in July 2012. Plain Vanilla is headquartered in San Francisco and Reykjavik, Iceland.