Add Watermark to PDF — Stamp a watermark on every page of a PDF — diagonally across the page for a classic look, or as a banner at the top for a header-style mark. Pick the text, color, and opacity.
Watermarks are drawn directly into the PDF in your browser. The document is never uploaded.
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What is add watermark to pdf?
Stamp a watermark on every page of a PDF — diagonally across the page for a classic look, or as a banner at the top for a header-style mark. Pick the text, color, and opacity.
Useful for marking drafts as "DRAFT" or "CONFIDENTIAL", branding documents before sharing, or adding a copyright notice.
How to use it
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Enter watermark text
e.g. "DRAFT", "CONFIDENTIAL", or your brand.
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Pick orientation
Diagonal (centered, rotated -30°) or banner (top of page).
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Apply
The watermark is drawn on every selected page.
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Last reviewed: 2026-09-24