Add Watermark to PDF Online

Stamp a custom text watermark on all pages of your PDF — Confidential, Draft, Do Not Copy, or any custom text. Protect and brand your documents in seconds. Your file is processed securely on our servers and automatically deleted right after conversion.

How to add a watermark to a PDF

1. Upload your PDF by dragging it into the tool or clicking to select.
2. Enter the watermark text and adjust opacity, angle, size, and color.
3. Click Apply to add the watermark to all pages.
4. Download the watermarked PDF.

Frequently asked questions

Can I customize the watermark appearance?

Yes. You can typically adjust the text, font size, opacity, rotation angle, and color of the watermark.

Is the watermark permanent?

Yes. The watermark is embedded directly into the PDF pages. It cannot be removed without a dedicated PDF editor.

Can I add a watermark to specific pages only?

The default applies to all pages. Check the tool options for page-specific controls.

Will the original content be affected?

No. The watermark is overlaid on existing content. All text and images remain intact.