Hunting down manga you can open without creating yet another account is one of my little nerdy joys, and over the years I’ve collected a neat pile of apps and sites that do exactly that. If you want straightforward, no-signup reading, start with official publisher apps that give free preview chapters — 'MangaPlus' by Shueisha is a favorite because it offers recent chapters of big series for free on both web and mobile, no account needed. Webtoon and Tapas also let you binge many
WebComics and manhwa episodes without signing up; an account helps save progress, but it’s not mandatory to read. ComiXology and BookWalker let you browse and open sample chapters without logging in too, which is handy when I just want to decide whether to buy.
For discovery and indexing, I rely on a couple of tools that list where to read legally. MangaUpdates (often called Baka-Updates) is brilliant as a catalog — it lists release platforms and official links on each title’s page so you can jump straight to the publisher or store. MyAnimeList and AniList sometimes include external links to publishers or official scans, and they’re great if you want metadata plus where-to-read pointers.
If you’re on Android, Tachiyomi is my go-to app for organizing and
reading manga. It’s an open-source reader that can pull from many sources via extensions, and you don’t need an account to use it. Important caveat: some extensions point to fan scanlations and unofficial sites, so I stick to extensions that connect to official sources or community projects that respect creators. MangaDex is another popular web reader that doesn’t force signup for browsing; it’s community-driven and useful for fan translations, but again, consider whether the content is officially licensed.
Practical tips from my experience: bookmark the official publisher pages for series you love, use reader apps that let you download legally distributed chapters for offline reading, and support creators when you can by buying volumes or using paid tiers. I keep a small folder of links for free, no-signup chapters and rotate between Webtoon, Tapas, 'MangaPlus', and the sample pages on BookWalker — it’s a cozy way to try new series without signing up for a dozen services, and it keeps me happily reading between purchases.