Mario Kart Tour by Nintendo Co., Ltd.

Taking the classic and popular franchise to the iPhone and iPad, the game features a one-finger control system to steer and drift
■Challenge players worldwide in multiplayer!

Mario Kart Tour for iOS/Android - Nintendo Official Site

Mario Kart Tour

Mario Kart Tour - Apps on Google Play

Mario Kart Tour

Nintendo Moves Toward Highly Anticipated Mario Kart Tour Release - BNN Bloomberg

Mario Kart Tour by Nintendo Co., Ltd.

TouchArcade

Mario Kart Tour 2.6.2 (arm-v7a) (Android 4.4+) APK Download by Nintendo Co., Ltd. - APKMirror

Mario Kart Tour has crossed the finish line - The Verge