Annotate PDF Online

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How to annotate a PDF

  • upload pdf file Log in to your PDF Guru account and select the ‘Annotate PDF’ tool
  • Create PDFMake the necessary changes — add text and shapes, highlight text, etc.
  • add pdf updateWhen all the changes are complete, save your file as PDF
  • download PDFThe edited document will be downloaded to your device and saved in your PDF Guru account
how to annotate pdf

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    Powerful editor

    Redact a PDF, modify text, add new objects, and perform even more actions all in one place.
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    No setup required

    Our PDF maker works online on all platforms, whether it's Windows, Mac OS, Linux, iOS, or Android.

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    Password protection

    If you don’t want others to open, edit, or print your file, you can lock or restrict access to it.

Expert minds behind the best PDF annotator

At PDF Guru, our focus is not just on enabling users to add images to PDF or add text to PDF. It's about refining the entire experience of how one can annotate PDF online. Each feature is meticulously crafted and rigorously tested to ensure ease of use and efficiency. We understand and anticipate your needs, ensuring that every annotation tool we offer enhances your productivity and simplifies your workflow.


  • What is a PDF annotator ?

    Our top-notch PDF annotator is designed to simplify your document editing process. It's not just about the ability to edit a PDF — it's about enhancing your editing experience with precision and ease. For example, with our PDF markup tool, you can draw and add shapes to PDF files to make them more dynamic. Additionally, our intuitive interface allows you to effortlessly comment on PDF documents, fostering clear communication and collaboration. Overall, PDF Guru’s Annotator tool is tailored to meet all your PDF editing and annotating needs.

  • How to markup a PDF ?

    You can use our effective editing tool to annotate on PDF. In the editor window, use the pencil icon to markup a PDF file. Besides this tool, you can also add various other edits to the files, such as text boxes, shapes, highlights, and more.

  • How to annotate a PDF on Mac ?

    To annotate a PDF on Mac, you can use our multipurpose tool. Simply log into your PDF Guru account, upload the document, and get started editing it. You can also annotate PDF on iPad with our tool.

  • How to highlight text in PDF ?

    To highlight PDF text, select the corresponding tool in our PDF annotator. It will allow you to easily select and highlight any section of the document. You can use our PDF annotator online for all your editing needs.

Annotate PDF Online with Ease