Nintendo has announced that Mario Kart Tour will be available on iOS and Android devices on September 25th, 2019. You can pre-register for the game on iOS devices here, and for Android devices here. The game will be “free-to-start”, with “optional in-game purchases available”.
Buckle up, because #MarioKartTour will be available on 9/25. Follow @mariokarttourEN for more information heading into the game's release. pic.twitter.com/1V0njTVWRx— Nintendo of America (@NintendoAmerica) August 27, 2019