Upload Your PDF
Click 'Select PDF File' and choose the PDF document you want to add page numbers to. The file will be loaded locally in your browser.
Choose Number Format
Select from preset formats like 'Page {n}', '{n} / {total}', or create a custom format. Use {n} for current page and {total} for total pages.
Customize Position & Style
Choose where to place the numbers (top/middle/bottom + left/center/right), adjust font size (6-72pt), and select your preferred color.
Process & Download
Click 'Add Page Numbers' to process your PDF. Preview the result and download your numbered PDF with the 'Download' button.
Customizable Number Formats
Choose from 8 preset formats like 'Page {n}', '{n} / {total}', or create your own custom format with placeholders
Flexible Positioning
Place page numbers in 9 different positions: top, middle, or bottom combined with left, center, or right alignment
Full Styling Control
Customize font size (6-72pt) and color with hex color picker or manual input for perfect document integration
100% Browser-Based
All processing happens locally in your browser - no server uploads, ensuring complete privacy and security
PDF page numbering is the process of adding sequential numbers to each page of a PDF document. Our online PDF page numberer uses the PDF-lib library to embed page numbers directly into your PDF with customizable formatting, positioning, and styling. This is essential for professional documents, reports, manuals, and any multi-page content that needs clear page references.
Complete Privacy & Security
Your PDFs never leave your device. All processing happens locally in your browser using PDF-lib, ensuring your sensitive documents remain private and secure.
Free & Unlimited
Add page numbers to as many PDFs as you need without registration, subscriptions, or hidden fees. No watermarks or usage restrictions.
Professional Results
Create professional-looking documents with properly formatted page numbers that integrate seamlessly with your PDF's design.
Instant Processing
Fast processing without waiting for server uploads. Results are available immediately with built-in preview functionality.
Yes, our PDF page numberer is completely safe because your files never leave your browser. All processing happens locally on your device using client-side JavaScript and PDF-lib, ensuring your documents remain private and secure.
You can choose from 8 preset formats including 'Page {n}', '{n} / {total}', '- {n} -', and more. You can also create custom formats using {n} for current page number and {total} for total pages.
Yes, you can position page numbers in 9 different locations: top-left, top-center, top-right, middle-left, middle-center, middle-right, bottom-left, bottom-center, or bottom-right.
No, there are no artificial file size limits. The tool processes PDFs entirely in your browser, so the only limitation is your device's available memory.
No installation required. The PDF page numberer runs entirely in your web browser using modern JavaScript libraries like PDF-lib.