The Top Grossing chart ranks apps by total revenue — combining paid downloads and in-app purchases — making it the best measure of which apps are actually making money. These rankings are sourced directly from the Japan App Store and updated every day. 4 of these 50 apps are newcomers since the previous update; 탄뎀: 언어 연습 -300개 국어 현지인에게 직접 터득 made the biggest jump, climbing from #48 to #36; Duolingo: Language & Chess holds a steady position at #1, where it has charted for 41 days.