The mobile gaming market is now the largest segment of gaming in general. In 2018, the mobile game market was valued at $68.5 billion, most of which ($54.9B) comes from smartphones and a smaller fraction ($13.6B) from tablets. The prediction for the next couple of years is for mobile to keep growing while PC and browser-based games shrink (the console segment is expected to keep steady). Currently, most of the revenue is coming from iOS devices, but according to forecasts Android will overtake Apple's platform before 2023. Clash of Clans was the highest-grossing iPhone game in...
Source: https://www.gsmarena.com/mobile_is_the_largest_gaming_segment_most_of_the_money_comes_from_inapp_purchases-news-41370.php