Super Mario World is a 1990 side-scrolling platform game developed and published by Nintendo for the Super Nintendo Entertainment System (SNES). The game was released in Japan. It was one of two launch games for the SNES in Japan, along with F-Zero. The game was released in North America on August 1991. Nintendo has sold 20.61 million copies of the game worldwide, making it the bestselling game for the SNES.