Currently you can only stream The Incredibles with a Disney Plus subscription. If we find more streaming options for Toy Story 4 then we'll update this page.
If you don't have a Disney+ subscription then you can buy or rent The Incredibles to watch online via digital platforms such as Google Play Movies, FandangoNOW, YouTube, VUDU, DIRECTV, AMC on Demand, Microsoft Store and iTunes, You can rent the movie for as little as $3.99 and you can buy the movie for as little as $19.99.