Depending on your jurisdiction, streaming copyrighted material without authorization can lead to "cease and desist" letters from ISPs or, in some regions, fines.
While not technically "exclusive" to one site, the convenience of having content from Apple TV+, HBO, and Amazon Prime all in one interface creates a perceived "exclusive" all-in-one value proposition. The Evolution of the Gomovies Brand gomovies net exclusive
Versions of films that may be censored in certain countries but are uploaded in their "exclusive" original format on these platforms. Depending on your jurisdiction