PDFStack Tool
Add Page Numbers to PDF — Free Online Tool
Stamp sequential page numbers onto every page of a PDF. Choose where they appear (bottom centre, bottom right, or top centre), set the starting number, and adjust font size — PDFStack does the rest client-side.
Open Add Page Numbers →
No file uploads
No account required
Free to use
Private & secure
Why add page numbers to a PDF?
Long reports, books, and legal documents need page numbers for navigation and reference. If your PDF was assembled from multiple sources or exported without numbering, PDFStack lets you add them in seconds without Acrobat.
How to add page numbers to a PDF
- 1Open Page Numbers in PDFStack.
- 2Upload your PDF.
- 3Choose position, starting number, and font size.
- 4Click Add Page Numbers and download.
All processing happens locally in your browser — no files are uploaded to any server.
Common Uses
Adding page numbers to a compiled report, numbering a legal brief, adding running page counts to an ebook, paginating a multi-chapter document.
Frequently Asked Questions
Can I start from a number other than 1?
Yes — set any starting number in the options.
Where can I place the numbers?
Bottom Centre, Bottom Right, or Top Centre.
Can I skip the first page (cover page)?
Currently page numbers are added to all pages. You can remove the first page using Organize PDF, add numbers, then re-merge.
Is it private?
Yes. Processing is entirely in your browser.