Is my PDF uploaded anywhere?

No. Numbers are stamped in your browser with pdf-lib — your file never leaves your device, and there's no watermark or signup.

Are the numbers real text or an image?

Real, selectable PDF text drawn with a standard font, so it stays crisp at any zoom.

Yes. Set "Start numbering at" to any value — handy when a cover page shouldn't count.

Any of six positions: top or bottom, left / centre / right.

Stamp page numbers onto a PDF — choose the position, format and starting number. Runs in your browser, nothing uploaded.

Processed 100% in your browser — nothing you enter here is ever uploaded.

Add clean, consistent page numbers to a long document before printing or sharing.

Give every page a number so you can point to specific pages in discussions.

After merging PDFs, add continuous numbering across the whole combined file.

Drop a PDF into the box, or click to browse. It's processed in your browser — nothing is uploaded.

Choose where the numbers go (six corner/centre positions) and pick a format like "Page 1 of N".

Set which number to start from if you don't want to begin at 1.

Click "Add page numbers & download" to save the numbered PDF.