Young women cosplay as the main characters of the mobile game Arena of Valor in Tianjin, China, in October. More than half the game's players in China are female.
Zhang Peng/LightRocket via Getty Images
A person plays Candy Crush Saga on his tablet in Lille, northern France. This year, mobile games revenues are expected to fly past console games and hit more than $30 billion worldwide.
Philippe Hugen /AFP/Getty Images