Disney+ (pronounced Disney Plus) is a subscription video on-demand streaming service owned and operated by the Direct-to-Consumer & International (DTCI) subsidiary of The Walt Disney Company. The service primarily distributes films and television series produced by The Walt Disney Studios and Walt Disney Television, with the service also advertising content from Disney's Pixar, Marvel, Star Wars and National Geographic brands in particular. Original films and television series are also distributed on Disney+, with ten films and seven series having been produced for the platform as of November 2019. Serving adjacent to Disney's other streaming platforms – the general programming-oriented Hulu and the sports-oriented ESPN+ – Disney+ focuses on family entertainment based around Disney brands.
On November 12, 2019, all thirty seasons of The Simpsons debuted for streaming on Disney+, except the first 19 seasons and some episodes from season 20 were presented in a non-HD format, being shown in 16:9 aspect ratio, which were cropped to either fit widescreen televisions or were stretched out in that manner. On May 28, 2020, Disney+ officially made episodes of The Simpsons from episodes of season 1 to some episodes of season 20 available in their original 4:3 aspect ratio.
Along with all thirty seasons of the series, Disney+ has also included The Simpsons Movie, and the animated short films Playdate with Destiny, added on April 10, 2020, and The Longest Daycare, added on May 29, 2020.
Although Disney+ has made all thirty seasons of The Simpsons available for streaming, the season 3 episode "Stark Raving Dad" is not available on the streaming service.