Files stay on your device

Annotate PDF

Add a visible text note to PDF pages.

Processed on your device

Adds visible text to the page, rather than interactive sticky-note comments.

Settings

Choose a file to begin.

How to use Annotate PDF

  1. Choose the files you want to work with.
  2. Review the settings, then run the tool.
  3. Download your result. Your original files are unchanged.

Where are my files processed?

This tool runs in your browser. Document contents are not uploaded to PRO24PDF or another processing service. Closing the page clears the working session.

Changes to a signed PDF can invalidate its existing digital signatures. Keep your original file.