The mobile games that users spend the most time playing are, predictably, the ones they spend the most money in. According to an Apptopia chart, Clash of Clans, My Talking Tom, Candy Crush Saga, and Fortnite were the top four mobile games by total session time during the months of May through July, across both iOS and Android.

https://www.gamesindustry.biz/articl...r-session-time