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Add Page Numbers to PDF

PDF Page Numbers stamps page numbers onto every page of your PDF — with customizable position (top or bottom; left, center or right), font size, format and starting number.

The tool
Live

Add Page Numbers

Drop a PDF here, or click to browse

Supported formats

PDF (.pdf)

Examples

Books, reports, theses, project documents

You will get

The same PDF with page numbers added at your chosen position

Position

What Add Page Numbers to PDF does

PDF Page Numbers stamps page numbers onto every page of your PDF — with customizable position (top or bottom; left, center or right), font size, format and starting number. Useful for theses, contracts, scanned books or any document that needs a navigable reference.

Why printed PDFs need page numbers

A 30-page document handed out at a meeting or printed for a tender is unusable without page numbers — a reader who drops the stack can't reassemble it, and a presenter can't say 'turn to page 14' if the pages aren't labelled. Most digital-born PDFs (Word exports, browser prints) skip page numbers by default. This tool stamps them on every page in your chosen position, font and starting number.

How the stamping works

pdf-lib draws a tiny text annotation on each page at the position you select (bottom-centre is the convention, but bottom-right and top-right are also offered). Existing content is unaffected — the numbers are added on top, not baked in, so they can be removed later by re-exporting without numbering.

Starting number, prefix and skip pages

Sometimes you want numbering to start on page 3 (after a cover and table of contents) or to use a prefix like 'Annex A-' for an appendix. Both are supported. For multi-document submissions, agree on a numbering convention up-front so the merged file reads consistently.

Privacy

All processing runs locally in your browser — your file is read into memory on your device, transformed by JavaScript, and offered back as a download. Nothing is uploaded, logged, scanned or retained on any server, which makes the tool safe for sensitive material like Aadhaar/PAN cards, passports, bank statements, salary slips, medical reports and confidential business documents.

What Add Page Numbers to PDF is built for

Add Page Numbers to PDF solves a single, well-scoped task on PDF documents without the usual web-tool friction: no signup wall, no email gate, no upsell prompts, no watermark, no daily quota and no file-size limit beyond what your device's RAM allows. The interface is deliberately minimal — pick your input, set any options, click the action button, download the result. Everything from upload to download usually takes less than ten seconds. Because the tool focuses on a single job rather than trying to be a do-everything suite, the defaults are tuned for that job and rarely need adjustment.

How Add Page Numbers to PDF runs in your browser

Most operations happen locally using modern browser APIs (Canvas, File, Web Workers, WebAssembly) so your data never has to leave your device. That matters for personal documents (IDs, statements, certificates), confidential business files (contracts, invoices), and anything else you'd rather not hand to a third-party server. Where a step genuinely needs server help (only true for AI-powered tools), we route through a trusted AI gateway and discard your input immediately after the response is returned. There is no analytics pixel attached to the file itself, no fingerprinting of the document, and no copy persisted in cloud storage.

Where Add Page Numbers to PDF fits in a workflow

Real work is a chain of small steps: download a file → fix one thing → re-upload. Add Page Numbers to PDF owns one link in that chain and tries to do it well — sharp output, predictable behaviour, no surprises. Pair it with the other free tools on this site (compressors, converters, resizers, PDF utilities, QR generators, AI writing helpers) to handle the entire chain without leaving the browser. The fewer tabs your workflow needs, the faster you finish, and the lower the risk of a sensitive file leaking through a third-party converter.

Free, private and unlimited use of Add Page Numbers to PDF

There is no premium tier. The tool is free because hosting static JavaScript costs us almost nothing, and we'd rather earn trust than rent attention with paywalls. Use it once a year or a hundred times today — the experience is the same. If a tool ever does require a server call (AI features specifically), that call is metered at our cost, not yours, and you will never be asked for a credit card to access the basic functionality. We do not insert affiliate links into outputs, we do not stamp watermarks on downloads to push upgrades, and we do not impose 'pro' formats behind a paywall.

Browser support and device compatibility

Add Page Numbers to PDF runs on every modern desktop browser (Chrome, Edge, Firefox, Safari, Brave, Arc) released after 2021, and on every modern mobile browser including iOS Safari and Android Chrome. There is nothing to install, no extension to approve and no permission to grant beyond standard file access when you pick an upload. On slower phones the heaviest tasks (image compression of multi-megabyte photos, PDF merges of long documents) may take a few extra seconds while the device's JavaScript engine catches up, but the work still completes locally. If you hit a memory error on a very low-end device, refresh the tab and try a smaller batch — every tool here is stateless, so a refresh is harmless.

Quality, security and trust

Because nothing is uploaded, there is no question of who can see your file in transit, where the server lives, or how long the provider retains a copy. The browser is the sandbox. The code that runs is the same code that ships to every visitor — auditable in the page source. We follow standard web security practice: HTTPS-only delivery, Subresource Integrity on third-party scripts, and a strict Content Security Policy that prevents arbitrary third-party code from running on the page. For organisations that need to demonstrate due diligence on a 'no data leaves the device' claim, the network tab in any browser's developer tools confirms that processing a file generates zero outbound requests with file contents attached.

Tips for getting the best result with Add Page Numbers to PDF

Start from the highest-quality source you reasonably can — Add Page Numbers to PDF preserves quality but cannot invent detail that isn't in the input. For images, prefer the original camera file over a screenshot of a screenshot. For PDFs, prefer the digitally generated original over a phone photograph of a printout. If a step in your workflow is going to compress or downscale, do it last, so each earlier step still has full information to work with. And when a portal you are uploading to enforces an awkward limit (a strict 50 KB cap, an obscure aspect ratio, a single-page-only restriction), check the tool list — there is almost certainly a dedicated tool here that handles that exact constraint without you needing to learn the maths.

Why use Add Page Numbers to PDF?

  • Custom format

    Use {n} for the page number and {total} for the total — e.g. "Page {n} of {total}".

  • Position picker

    Top / bottom × left / center / right — six positions in total.

  • Custom start

    Begin numbering at any value — useful if your front matter is unnumbered.

  • Real PDF text

    Numbers are embedded as real text, not raster images — they print cleanly.

How to use

  1. 1

    Upload your PDF.

  2. 2

    Pick a format and position.

  3. 3

    Set the starting number (default 1).

  4. 4

    Click Add page numbers and download.

Pro tips

  • For books: bottom-center, format "{n}", size 10.

  • For contracts: bottom-right, format "Page {n} of {total}", size 9.

  • If your PDF has 4 unnumbered cover pages, set Start = -3 so the first numbered page is 1.

Common use cases

  • Numbered theses and dissertations
  • Legal contracts with "Page X of Y" footers
  • Workshop handouts and lecture decks
  • Scanned books or notes

Step-by-step examples

Number a tender response 1/12, 2/12 …

  1. 1Upload the PDF.
  2. 2Pick the 'i/N' style.
  3. 3Confirm bottom-centre position.
  4. 4Download the numbered version.

Common mistakes to avoid

  • !Stamping numbers over existing footers — pick a position the source pages don't already use.
  • !Numbering a signed PDF and breaking the signature.

Frequently asked questions

Will the numbers print?
Yes — they're embedded as real PDF text and print like any other content.
Does it modify the original file?
No — you download a new file with numbers stamped on top.
Can I add headers or footers too?
The current tool focuses on page numbers. Header/footer support is on the roadmap.
Can I number only some pages?
Yes — set the start page so a cover or contents page stays unnumbered.
Do I have to sign up to use Add Page Numbers to PDF?
No. No account, no email, no credit card — open the page and start using it immediately.
Is there a file-size limit?
No artificial limit. The practical limit is your device's RAM, which is usually several hundred MB on a phone and a few GB on a desktop browser.
Can I use the output commercially?
Yes. Whatever you create with the tool is yours to use for personal or commercial work without attribution.
Does the tool work offline?
After the page has loaded once, most tools continue to work even if you lose your internet connection, because all processing happens in your browser. AI tools are the exception — they need network access to reach the gateway.
Will the tool always be free?
Yes. We may add optional paid features in future, but everything currently on the site stays free, unlimited and signup-free.

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Related questions

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Can you remove the password if I forgot it?
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Why is the output blurry?
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Why PNG instead of JPG?
PNG is lossless — text and line art stay perfectly sharp. JPG is smaller but adds compression artifacts.
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