Annotate PDF
Add yellow sticky-note style annotation boxes with your own text on selected pages.
How to use
The Annotate PDF is a free online tool — no sign-up or download is required. Add yellow sticky-note style annotation boxes with your own text on selected pages.
- Choose a PDF file and type your annotation.
- Pick where the note box appears and on which pages.
- Click Add Annotation and download the annotated PDF.
Frequently asked questions
What does the Annotate PDF do?
Free PDF annotator: add highlighted note boxes with your comments to PDF pages online. Runs in your browser.
How do I use the Annotate PDF?
Open the Annotate PDF page, upload your file using the form above, adjust the options, then click the main action button to get your result instantly. Download the result when done. No sign-up or installation is needed.
Is the Annotate PDF free to use?
Yes. The Annotate PDF is completely free, like every tool on SEO Tools by metacalculator.org. There is no sign-up, no watermark and no hidden limits.
Is my data private when I use the Annotate PDF?
Yes. This tool runs entirely in your browser, so your input never leaves your device. Nothing is uploaded, stored or shared.