Add Page Numbers to PDF – Free Online Tool
Professional page numbering for your documents – fully customizable, 100% private, browser-based
Add Page Numbers
Upload your PDF files, choose your preferred numbering style and position, then download perfectly numbered documents — all processed locally in your browser with complete privacy.
Professional PDF Page Numbering – Made Simple & Free
Adding consistent, professional page numbers to PDF documents is essential for reports, contracts, theses, legal documents, books, presentations, and any multi-page file that needs proper referencing or printing. Manually numbering pages in most PDF editors is time-consuming and error-prone — especially when dealing with dozens or hundreds of pages.
Our free online PDF page numbering tool solves this problem instantly. It works entirely in your browser using the powerful PDF-Lib library — your files never leave your device, no account is required, and there are no watermarks or quality loss.
Key Features of Our Page Numbering Tool
- Multiple position options: top/bottom + left/center/right
- Flexible numbering formats: numeric, padded, "Page X", "X of Y", Roman numerals
- Custom start number (perfect for appendices, chapters, combined documents)
- Adjustable font size for perfect visual balance
- Supports multiple PDFs at once
- 100% client-side — maximum privacy & security
- No file size limit (browser memory dependent)
How to Add Page Numbers to Your PDF
1. Upload one or more PDF files using drag & drop or the button
2. Choose your preferred position, format, starting number, and font size
3. Click "Add Page Numbers"
4. Download your professionally numbered PDF(s) instantly
The tool automatically detects total page count and applies numbering consistently across every page — ideal for students, lawyers, accountants, authors, teachers, and businesses.
Why Thousands Choose This Tool
✓ Completely free with no registration
✓ Zero data uploaded or stored
✓ Works on desktop, tablet, and mobile
✓ Lightning-fast processing
✓ Clean, professional appearance
✓ No software installation needed
Stop wasting time manually numbering pages or paying for expensive desktop software. Add elegant, consistent page numbers to your PDFs in seconds — right now, for free.
Frequently Asked Questions
Is this page numbering tool really free?
Yes — 100% free forever. No hidden fees, no trial limits, no credit card required.
Are my PDF files safe and private?
Yes. Everything is processed in your browser only. Your documents never leave your device.
Can I start numbering from a number other than 1?
Absolutely. Just enter your desired starting number (great for appendices, combined reports, etc.).
Does it support "Page X of Y" format?
Yes — select "1 of X" format to automatically show current page and total pages (e.g., "3 of 45").
Can I number multiple PDFs at once?
Yes. Upload as many files as you want — each will be processed separately with the same settings.
What happens to existing page numbers?
The tool adds new text layer page numbers. It does not remove or overwrite existing ones (they may overlap if present).
Does it work on mobile phones?
Yes — fully responsive and tested on iOS Safari, Android Chrome, and other modern mobile browsers.
Is there a file size or page count limit?
No strict limit — depends only on your device's available memory. Most files under 150 MB / 300 pages work smoothly.
Can I use Roman numerals or other formats?
Yes — choose from several popular formats including lowercase Roman numerals (i, ii, iii...).