Touch Detective 2 ½ is an adventure game for the Nintendo DS, iOS, and Android. It is a sequel to the Nintendo DS game, Touch Detective that is centered around the titular character, Mackenzie. It features 5 chapters that each have a case to be solved. Like its predecessor, this game is a point-and-click game that utilizes the device's touch screen. Its release sparked the development of many Funghi based spin-off games for mobile devices. The game is set to be released in Japan for Nintendo Switch as part of a compilation video game titled Touch Detective: Rina and the Funghi Case Files.