Add Page Numbers

Number your PDF pages easily with our free tool, designed for authors, office workers, and anyone preparing professional documents. Whether you are laying out a book, organizing a multi-section report, or creating an instruction manual, adding sequential page numbers helps readers navigate your content with confidence. Our tool lets you choose from six positions — top or bottom, aligned left, center, or right — and set any starting number. To add page numbers to PDF online free, just upload your file, pick your settings, and download instantly. The numbering is applied client-side using pdf-lib, so your files remain private and secure. The clean Helvetica font and balanced size blend seamlessly with your document's layout.