PDFThings

Add page numbers Online

Add page numbers online with no install and no account. Add customizable page numbers to PDF documents. Upload up to 20 PDFs per job, process instantly, and download clean output.

Drop a file here, or browse

PDF,APPLICATION/PDF

Add page numbers online in your browser — no desktop app, no install, no account. Open the page, drop in your files, and download the result in seconds. Everything runs through an encrypted connection and your files are auto-deleted within 12 hours.

The tool accepts up to 20 PDFs per job, lets you add them in the order you choose, and produces clean output every time.

Why use this merger

Three positions

Place numbers at bottom center, bottom left, or bottom right.

Start at any number

Begin at 1, or start later for documents with covers and front matter.

Applied to every page

Every page in the document gets its number in one pass.

Clean output

No watermark is added to your numbered PDF.

How to add page numbers online

  1. 1

    Upload your PDF

    Select the document you want to number.

  2. 2

    Choose position and start number

    Pick bottom center, left, or right, and set the starting number.

  3. 3

    Add numbers and download

    Run the tool and download your numbered PDF.

Related ways to merge PDFs

Frequently Asked Questions

Is adding PDFs online safe?
Yes. Files are uploaded over an encrypted connection and automatically deleted from our servers within 12 hours.
Do I need to create an account?
No. The tool works without registration — upload, process, and download.
How many files can I add at once?
You can add up to 20 PDFs per job in a single job.