Add a watermark to a PDF

Stamp CONFIDENTIAL, DRAFT, COPY or your company name across every page to discourage sharing and mark the status of a document.

Start: Watermark PDF

Free · no sign-up · no watermark

How to add a watermark to a PDF

  1. 1

    Upload your PDF

    Choose the document to mark.

  2. 2

    Type the watermark

    Enter the text to stamp on each page.

  3. 3

    Download

    Get the watermarked PDF.

Why PDFTEK for Watermark PDF

  • Marks every page
  • Any text you like
  • Original kept as a previous version
  • Combine with password protection

Price

Free without an account: 3 tasks a day (6 with a free account), files up to 20 MB.

See all plans →

Watermark PDF: frequently asked questions

Is it really free?

Yes. Free without an account: 3 tasks a day (6 with a free account), files up to 20 MB. No watermark is added. If you need more, a Day Pass is $1.99 for 24 hours and Pro is $5.99/month.

Do I need to install anything?

No. PDFTEK runs in your web browser on Windows, Mac, Linux, iPhone, iPad and Android. Nothing to download or install.

Is it safe to upload my files?

Files are sent over HTTPS and stored in your private workspace, never shared or used to train AI. Files from sessions without an account are deleted automatically after 24 hours, and you can delete any file yourself at any time.

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