AnnotateWeb turns webpages into collaborative canvases where users can add annotations, share links, collaborate live, and export PNGs.

annotateweb.com
AnnotateWeb homepage screenshot

About AnnotateWeb

AnnotateWeb is a free web tool for marking up public webpages. A user enters a page URL, adds highlights, shapes, and text on top of the live page, and shares a link so others can view the session in real time. The annotated page can also be exported as a PNG image. No account or installation is required, according to the homepage.

The homepage says sessions are private and accessible only through their unique link. It also says annotations are deleted automatically after 2 minutes of inactivity, and that share links are permanent. The homepage does not explain how these two statements fit together, so users should not assume that annotations or sessions persist. The tool works on most public websites. Sites with strict security policies or complex JavaScript frameworks may have limited function.

Key features

  • Highlighter, line, circle, and square tools for marking up webpages
  • Multiple color options for annotations
  • Text annotations placed directly on a webpage
  • Shareable link that invites others into a live annotation session
  • Live session viewing for collaborators
  • Export as PNG, either the visible area or the whole page
Best for: Designers, developers, educators, students, researchers, and marketing teams that need visual feedback on public web pages without creating accounts or installing software.
Good for
  • Free to use, with no sign-up or installation required, according to the homepage
  • Annotates the live, scrollable page rather than a static screenshot
  • Export options include the visible area or the whole page
Watch out for
  • Works on public URLs; the homepage describes it as working on most public websites
  • Some websites with strict security policies or complex JavaScript frameworks may have limited function
  • Annotations are deleted automatically after 2 minutes of inactivity, so PNG export is the stated way to keep work

AnnotateWeb at a glance

Type
Online tool
Pricing
Free
Platforms
Web
Open source
Not stated
Language
English
Last checked
Oct 6, 2026 · Online when checked
Listed
Oct 5, 2026

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AnnotateWeb FAQ

How do I invite others to collaborate?
After starting a session, the user receives a unique URL to share by email, messaging apps, or other methods. Collaborators who open the link join the session in real time and see annotations as they are added.
Does it work on all websites?
The homepage says it works on most public websites. Sites with strict security policies or complex JavaScript frameworks may have limited function.
Can I save my annotations?
Yes. The annotated webpage can be exported as a PNG image at any time, which can be used in reports or presentations.
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