Add Page Numbers to PDF Online Free

Insert custom page numbers on every page of your PDF directly in the browser. Choose position (header/footer), format, font and starting number. No server upload.

Add page numbers PDF illustration: PDF document with page numbers added at the bottom

Drag the PDF to add page numbers to here

or drag the file here

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Instant
Free

or open the full PDF editor for annotations, signatures and much more.

How it works

Upload your PDF

Select the PDF to add page numbers to. The file stays in the browser.

Configure numbering

Choose position (top/bottom, left/centre/right), format (1, I, A…) and starting number.

Download the numbered PDF

Click "Number pages" and download the PDF with page numbers embedded.

Why OnlinePdfEditor

100% Private

Everything runs in the browser via WebAssembly. Your PDF is never sent to any server.

Instant

No upload, no queue. Processing is local and completes in seconds even for large files.

Free, no tricks

No required account, no credit card, no watermark. Truly free.

Works everywhere

PC, Mac, iPhone, Android — just a modern browser. Safari, Chrome, Firefox or Edge.

Adding page numbers to a PDF is necessary for long documents that need to be navigable and citable: business reports, theses, manuals, contracts. OnlinePdfEditor lets you insert page numbers at standard positions (bottom right corner, centre, etc.) with customisable font and size.

You can choose which number to start the numbering from (useful when the document is part of a series), the number format (1, 2, 3 or A, B, C) and whether to exclude the first page (typically the cover).

The operation happens in the browser without transmitting the file to external servers.

Frequently asked questions

Can I choose which number to start from?

Yes. You can set any starting number, for example if the document continues another and you want pages to start from 10.

Can I skip the first page?

Yes. You can set numbering to start from the second page, useful when the first page is a cover.

What numbering formats are supported?

Arabic numbers (1, 2, 3), Roman numerals (I, II, III) and letters (A, B, C) are supported.

Are my files uploaded to a server?

No. Numbering happens entirely in the browser via pdf-lib. The file never leaves your device.

Does the numbered PDF keep all original annotations?

Yes. Page numbers are added as an overlaid layer without altering the original content.

Ready to start?

Free, in the browser, nothing to install. Upload your PDF and go.

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