How this Annotate PDF Online works
- Upload your .pdf file.
- Run the tool to process your document.
- Download the result instantly. Files are auto-deleted.
Upload your file, run the tool, then download the result instantly. We process files in a temporary workspace and delete them automatically after the output is created.
FAQ
What annotations are supported?
This version supports rectangle highlight annotations.
Can I add comments or notes?
Text comments can be added in future versions.
Does annotation change the content?
No. Annotations are layered on top of the PDF.
Is this PDF annotator free?
Yes — you can annotate PDFs online for free.
Do you store my files?
No. Files are deleted after processing.