Add comments to PDF
Attach a text comment to any position on a PDF page. Useful for review notes and feedback on drafts.
Drop a PDF here
or click to choose a file
Accepted: PDF · No upload
How it works
The comment is added as a PDF annotation. Modern PDF readers display the comment icon; clicking it reveals the note text.
Privacy
Runs in your browser. No upload.
Known limitations
- Some simple PDF readers do not display annotation comments.
- The comment is visually rendered as a small overlay rectangle with the text.