Honestly, finding a completely free, no-signup stream for an audiobook like 'Saving Nora' is pretty unrealistic if you want it legally. Audiobook production isn't cheap, and platforms need some way to track usage or monetize. The 'free and no login' combo usually points toward pirate sites or YouTube rips, which are a gamble with sound quality and often get taken down mid-listen. I got burned once listening to a great fan-narrated version that just disappeared after chapter 12.
Your most straightforward legal path is using a library service like Libby or Hoopla, but yeah, that requires a library card and signup. Some official platforms, like Spotify's audiobook section, might have it included in a subscription, but you'd still need an account. It's frustrating, but the truly zero-friction access for new, popular titles just doesn't exist without stepping into dodgy territory. I'd rather spend five minutes signing up for a free trial somewhere legit than deal with malware pop-ups.