Paste your Goodreads profile or upload your export, and see which of your books are on Spotify, Apple Books, Audible & Amazon.
goodreads.com/user/show/12345678-your-name..csv it creates.Your profile must be public for this method. Private profile? Use the Upload CSV tab instead.
Export from Goodreads (My Books → Import and Export → Export Library), then upload the file here.
A simple text file with one book per line. Formats like
Title - Author, Title by Author, Title, Author, or just the title all work.
No ISBNs means matching is a little less precise, but it's handy for lists from anywhere.