Hulu
I understand that you can access Hulu through the web browser but my question is why is it available for iPhone and iPad but not MacBook?
MacBook Pro (2020 and later)
Because Hulu has never created an app for the Mac. AFAIK, Hulu has never made an app for Windows either.
M1 Mac mini, macOS 12.3.1; Watch, series 5 GPS/cellular, watchOS 8.5.1; iPad Pro 2nd Gen, iPadOS 15.4.1; iPhone 12 Pro, iOS 15.4.1; TV 4th Gen, tvOS 15.4.1; HomePods, audioOS 15.4.1 and Airport Express w/ Airplay 2