Add Watermark to PDF | Stamp Text & Copyright Online (Free)

Add Watermark to PDF

Stamp text, copyright, or status labels on your documents instantly.

©️
Click to Upload PDF
100% Client-Side & Private

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πŸ”’ Files are processed locally. No upload to server.

Free PDF Watermark Creator: Protect Your Documents

Welcome to the #1 Free PDF Watermark Tool. In the digital age, once you send a file, you lose control over it. Whether you are sharing a “Draft” contract with a client, distributing “Confidential” financial data, or sending a creative portfolio, adding a watermark is the single best way to assert ownership and prevent misuse.

Our tool allows you to stamp custom text onto every page of your PDF instantly. You can control the transparency, color, and position to create a professional look that protects your work without making it unreadable.

πŸš€ Why Watermarking Matters

A watermark acts as a visual deterrent. It tells the viewer exactly what the document is (e.g., “DRAFT”) or who owns it (e.g., “Β© 2025 Acme Corp”). It prevents unauthorized copying and ensures your document context is always clear.

How to Watermark a PDF Online (3 Steps)

  1. Upload: Click the upload box to select your PDF file. We handle everything locally in your browser for maximum security.
  2. Customize: Type your text (e.g., “DRAFT”). Adjust the Opacity slider so the text behind it is still visible. Choose a Color (Red is standard for warnings, Grey for copyright).
  3. Apply: Click the button. Our engine stamps every page and downloads the new file instantly.

Why Use Our Watermark Tool?

πŸ”’ 100% Client-Side Privacy

Unlike other sites that require you to upload your private legal contracts to their server, our tool runs entirely in your web browser. Your file never leaves your computer. This makes it safe for lawyers, doctors, and corporate use.

Β© Protect Intellectual Property

If you are a photographer, designer, or author, sending “clean” files allows people to steal your work. Adding a semi-transparent copyright stamp (e.g., “Β© 2025 My Name”) ensures you get credit wherever the file is shared.

🏷️ Communicate Document Status

Clear communication prevents errors. Use watermarks to label the status of a file:

  • DRAFT: Prevents people from signing an unfinished contract.
  • COPY: Indicates this is not the original document.
  • PAID: Useful for receipts and invoices.
  • CONFIDENTIAL: Warns the recipient not to share the file.

Frequently Asked Questions (FAQ)

Can I remove the watermark later?

Once you download the file, the watermark becomes a permanent part of the PDF layer. It is difficult to remove without specialized editing software, which is exactly why it is effective for security.

Does it cover the text?

You have full control. We recommend setting the Opacity to 0.3 (30%). This makes the watermark “ghostly” and transparent, so the reader can easily read the text underneath it.

Is it free?

Yes. You can watermark unlimited files with unlimited pages for free. There are no hidden costs.

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