Spider-Man Homecoming (2017) is probably the best Spider-man movie so far (although Spider-Man 2 is pretty great too). If you want to watch Spider-Man Homecoming free online then here are a few options (we checked these as recently as May 2019):
Just cancel before the 7 days is up and you don’t pay anything, simple. If you’re wanting to watch Spider-Man Homecoming for free online and in high quality right now, then a free trial with Amazon Prime Video is your best option.
I’m glad you asked Spidey fan. Here are some other options you could possibly try:
With Hulu you could start a free trial and have access to Spider-Man homecoming, but the problem I have with Hulu is that I find it very hard to cancel and have had issues where they have taken payments even when starting a free trial. So I would still recommend Amazon for streaming Spider-Man Homecoming for free.