Upload a PDF, configure position, format, font size and starting number, then download with page numbers stamped on every page. Runs entirely in your browser.
Set Start Number to 0 so the first page reads "0" (or be visually skipped). For a true first-page offset, use the PDFCraft suite.
No. The new numbers are drawn on top of existing content. Pre-existing footers or numbers remain in place.
No. pdf-lib runs locally in the browser — your file never leaves your device.