PDF Watermark

Add text watermark to your PDF pages. Customize position, size, opacity, and color.

Drag & drop a PDF file here

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How to Use PDF Watermark

Upload your PDF

Select or drag and drop the PDF document you want to watermark. The tool supports any PDF file size.

Configure watermark text and style

Enter your watermark text (e.g., Confidential, Draft). Adjust font size, color, opacity, and rotation angle to match your needs.

Choose watermark position

Select center, corner, or tiled placement. Tiled mode repeats the watermark across the entire page in a grid pattern for maximum coverage.

Download watermarked PDF

Click apply to add the watermark to every page. Download the watermarked PDF ready for sharing or distribution.

About PDF Watermark

PDF watermark tool online — add customizable text watermarks to PDF documents instantly for free. Stamp every page with Confidential, Draft, Sample, or any custom text with full control over font size, color, opacity, rotation angle, and placement. Choose center, corner, or tiled grid positioning for your watermark. Tiled mode covers the entire page for maximum protection against unauthorized use. Perfect for protecting confidential documents, marking draft versions, adding company branding, and preventing unauthorized distribution. All processing happens entirely in your browser.

Key Features

Add custom text watermarks to every page of your PDF with full control over text content and styling
Adjust font size, opacity, color, and rotation angle for professional watermark appearance
Choose watermark position: center, corners, or tiled grid pattern for complete page coverage
Mark documents as Confidential, Draft, Sample, or any custom branding text you need
Tiled watermark mode repeats text across the entire page in a grid, making removal extremely difficult
100% browser-based watermarking — your PDF files are never uploaded to any server for complete privacy

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Frequently Asked Questions

How to add a watermark to a PDF online for free?▾

Upload your PDF, enter the watermark text, configure styling options, and download the watermarked file. All processing is free with no signup required.

How to add a Confidential watermark to a PDF?▾

Upload the PDF, type "Confidential" as the watermark text, set a semi-transparent red color with diagonal rotation, and download. Every page gets the Confidential stamp.

How to add a diagonal watermark across PDF pages?▾

Use the rotation slider to set the angle. The default -45° creates a professional diagonal watermark across each page. Adjust the angle to any value you prefer.

How to add a tiled watermark to prevent copying?▾

Select the "Tiled" position option. This repeats your watermark text in a grid pattern across the entire page, making it extremely difficult to remove or crop out.

How to add a Draft watermark to a PDF?▾

Upload the PDF, type "DRAFT" as the watermark text, set a light gray color with low opacity for a subtle mark, and download. Every page is clearly marked as a draft version.

How to watermark a PDF without Adobe Acrobat?▾

Our browser-based watermark tool works without any software installation. Upload, configure your watermark, and download — no Adobe Acrobat or other software needed.

How to adjust watermark transparency in a PDF?▾

Use the opacity slider to control watermark transparency. Lower opacity creates a subtle, see-through watermark that does not obscure the document content.

How to add company branding watermark to PDF documents?▾

Enter your company name or branding text as the watermark, set your brand color, adjust size and position, and apply to all pages for consistent document branding.