Screenshot Guru is a free, web-based screen capture service that lets users generate high-resolution PNG screenshots of any publicly accessible web page simply by entering its URL, solving a CAPTCHA, and clicking a button, without installing software or browser extensions, and it works even for long pages that extend below the fold, including tweets, news articles, photo galleries, and other public content; the tool produces clean, high-quality images that users can download directly, and it also offers optional device frame overlays for added presentation polish, but it cannot capture pages behind login walls, sites with Flash embeds, or AJAX-heavy content like interactive maps, and its straightforward interface makes it easy for casual users to grab website visuals for documentation, sharing, or archiving quickly and without technical complexity, with no account required and no software installation needed.