Teenager Miles Morales becomes the Spider-Man of his universe, and has to join with 5 other spider-powered people from other dimensions to stop an enemy which threatens all realities.
Currently you can stream Spider-Man: Into the Spider-Verse with a Netflix subscription. You get 30 days to trial Netflix so plenty of time to watch the movie before you commit to the subscription!
Yes, you can currently buy or rent Spider-Man: Into the Spider-Verse with iTunes, Amazon or Vudu.