Free PDF Page Numbering Tool Online
Add page numbers to any PDF in seconds — no account, no software, no file uploads. Choose the position, format, font size, and starting number. All processing happens securely in your browser using pdf-lib.
Your PDF Page Numbering Tool
Upload your PDF, configure the numbering style, and download the stamped file instantly. Perfect for theses, manuscripts, reports, and any document that needs clean, consistent page numbers before submission or printing.
Drop your PDF here or click to select
Supports PDF files up to 50 MB
Last updated: May 16 2026
Reviewed by the Quicktooly Team
PDF Page Numbering Guide
Why Add Page Numbers to a PDF?
Page numbers are essential for any document that readers need to navigate — academic papers, theses, contracts, reports, and books. Without them, reviewers can't cite specific sections, printers can't verify collation, and readers get lost in longer documents. Adding page numbers to a PDF after the fact is one of the most common pre-submission tasks for academics and writers.
- Required for submissions: Most academic journals, university thesis portals, and legal filing systems require numbered pages.
- Skip cover pages: Optionally leave the first N pages unnumbered so your cover page and table of contents stay clean.
- Multiple formats: Choose plain numbers, "Page N", "N / Total", or "Page N of Total" to match your style guide.
- Flexible positioning: Place numbers at the bottom center (most common), bottom corners, or top of each page.
- 100% in-browser: Your PDF is never uploaded to a server — pdf-lib processes everything locally in JavaScript.
- Instant download: The numbered PDF is ready in seconds, with no watermarks and no size limits.
- Completely free: No account, no subscription, unlimited use.
How to Add Page Numbers to a PDF Online
Adding page numbers with QuickTooly takes under a minute. The tool runs entirely in your browser — no software installation and no file upload required.
Step 1: Upload Your PDF
Drag and drop your PDF onto the upload area or click "Select PDF File" to browse. Files up to 50 MB are supported. Once loaded, the tool shows you the file name, size, and page count.
Step 2: Configure Numbering Options
Select a position (bottom center is the most common choice for academic documents), a number format, a font size, and a color. If your document has a cover page or table of contents, set "Skip First N Pages" to leave those pages unnumbered. Use "Start Numbering At" if you need Roman numeral continuations or want the first visible number to be higher than 1.
Step 3: Download the Numbered PDF
Click "Add Page Numbers & Download." The PDF is processed in your browser in a few seconds and downloads automatically. The output is identical to the original — only the page number stamps are added. No watermarks, no restrictions.
Key Features
Skip Cover Pages and Front Matter
Academic theses and formal reports typically number the body pages while leaving the cover page, abstract, and table of contents unnumbered. The "Skip First N Pages" option lets you exclude any number of leading pages from numbering while still counting them in the total page count for "N of Total" formats.
Custom Start Numbers
When a document is a chapter within a larger work, page numbers often need to continue from a previous document. Set the start number to any value — for example, starting at 47 to continue from the end of the previous chapter — and the tool stamps each page accordingly.
Privacy-First — Files Never Leave Your Device
Academic and legal documents frequently contain sensitive data. This tool uses pdf-lib to process everything in JavaScript running locally in your browser. There are no server uploads, no cloud storage, and no third-party access to your files. Once you close the tab, nothing is retained.
Works on Any Device
Because the tool runs in a browser, it works on Mac, Windows, Linux, iPhone, iPad, and Android without any app installation. Any modern browser — Chrome, Firefox, Safari, or Edge — is fully supported.
Frequently Asked Questions
Can I add page numbers without changing the rest of the PDF?
Yes. The tool stamps page number text onto each page without modifying any existing content. All text, images, fonts, hyperlinks, and formatting in the original document remain completely unchanged.
Can I skip the cover page and table of contents when numbering?
Yes. Set "Skip First N Pages" to the number of front-matter pages you want to leave unnumbered. For example, setting it to 2 will skip the cover page and table of contents, starting the numbering on the third page. The skipped pages are still counted in totals for "N of Total" formats.
Is it safe to add page numbers to a PDF online?
With QuickTooly, completely safe. Your PDF is processed entirely in your browser using client-side JavaScript and pdf-lib. It is never uploaded to any server. Once you close the tab, nothing is retained — making it safe for confidential contracts, medical documents, and unpublished manuscripts.
What page number formats are supported?
Four formats are supported: plain numbers ("1, 2, 3"), "Page N" labels ("Page 1, Page 2"), fractional style ("1 / 10"), and full label style ("Page 1 of 10"). The fractional and full-label formats include the total page count, which is useful for multi-chapter documents where readers need context.
Can I add page numbers to a password-protected PDF?
Password-protected PDFs with editing restrictions cannot be modified. If your PDF is protected, remove the password first using a PDF unlock tool, then upload it here to add page numbers.
Related Tools
Need more PDF utilities? Browse all PDF tools on QuickTooly, use the PDF Merger to combine chapters into a single document, or the PDF Page Deleter to remove pages before numbering.