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Add Watermark to PDF Online β€” Protect Documents with Custom Text

Stamp custom text watermarks onto PDF pages to brand documents or protect against unauthorized distribution. Perfect for draft proposals, NDAs, and confidential contracts.

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Watermark PDF

Real-Time Execution Engine
100% Free
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Select File(s)
Accepted file format: .pdf,application/pdf

πŸ“‹ How to Use This Tool

  1. Upload your PDF document.
  2. Type the watermark text you wish to stamp (e.g. 'CONFIDENTIAL', 'SAMPLE', or company name).
  3. Click 'Add Watermark' to apply the text stamp across all pages.
  4. Download your branded, watermarked PDF file.

βœ“ What This Tool Analyzes / Generates

Overlays clean, semi-transparent text watermarks across PDF pages with precise positioning.

βœ• What It Does NOT Check

Does not support image watermarks currently (text-only stamping). Does not flatten vector text layers.

βš™οΈ Enterprise PDF Processing Architecture

Distributing early drafts or proprietary specifications carries risk. Stamping watermarks establishes clear ownership and cautions recipients against leaking content.

❓ Frequently Asked Questions

Can recipients easily delete the watermark?

The watermark is integrated into the PDF page stream, making simple deletion impossible in standard PDF readers.

Can I customize the watermark text?

Yes, you can enter any custom phrase such as 'CONFIDENTIAL', 'INTERNAL USE ONLY', or client names.

Does watermarking affect document printing quality?

No, text and high-res vector graphics remain sharp and fully readable beneath the watermark.

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