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Your Watermark, Your Way — Full Custom Control

Design your exact watermark — text or image, any position, any opacity, any rotation. Applied to every page of your PDF.

Full appearance control
Any rotation angle
Adjustable opacity
Custom position
Permanently embedded
Create Custom WatermarkView All Tools
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Design the Exact Watermark Your Document Needs

Different documents need different watermarks. A legal contract might need a bold diagonal 'CONFIDENTIAL' in red at 25% opacity. A branded report might need a subtle company logo in the bottom-right corner at 10% opacity. A draft document might need a horizontal 'DRAFT' stamp at the top of each page.

Custom watermark settings let you configure every parameter to match your exact requirements.

Add Watermark to PDF

Protect your documents by adding text or image watermarks to all pages.

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Maximum file size: 50MB

What Custom Watermark Configuration Provides

Custom watermark settings give you full control over how the watermark appears on your document. Rather than applying a preset, you configure each parameter: what the watermark says or shows, how large it is, what color, how transparent, at what angle, and where on the page. The result is a watermark that fits your specific document and use case.

Use cases include:

  1. 1

    Creating a subtle branding watermark for client-facing documents.

  2. 2

    Designing a prominent 'CONFIDENTIAL' stamp for sensitive documents.

  3. 3

    Adding a 'DRAFT' watermark with specific positioning for review documents.

  4. 4

    Creating a copyright watermark with specific text and placement.

  5. 5

    Designing a 'SAMPLE' watermark for demonstration documents.

Custom watermarks ensure your document marking matches your exact requirements.

How to Create a Custom Watermark

Upload, configure all parameters, download.

  1. 1

    Upload the PDF you want to watermark.

  2. 2

    Choose text or image watermark.

  3. 3

    Configure all parameters: content, size, color, opacity, rotation, position.

  4. 4

    Preview the result, adjust if needed.

  5. 5

    Download the watermarked PDF.

Configure every parameter, preview, apply, download.

How it actually works

Upload your PDF and configure all watermark parameters.

Preview the watermark on a sample page.

Apply to the full document.

Download the watermarked PDF.

Technical explanation

Each parameter controls a specific aspect of the watermark's appearance.

Opacity (alpha): Controls transparency from 0% (invisible) to 100% (fully opaque). Applied via PDF graphics state.

Rotation: The transformation matrix rotates the watermark element. 45° diagonal is standard; any angle is supported.

Position: X/Y coordinates on the page. Center positioning accounts for page dimensions to ensure the watermark is centered regardless of page size.

When Custom Watermark Settings Matter

For documents with specific branding or marking requirements.

You get a tool that’s:

  • Full control over appearance.
  • Any text or image content.
  • Any position, rotation, and opacity.
  • Preview before applying.

For precise document marking, custom watermark settings give you the control presets can't.

Custom Watermark Parameters

  • Text or image watermark.
  • Font size and color (text).
  • Opacity from 0-100%.
  • Any rotation angle.
  • Custom page position.
  • Preview before applying.
  • Applied to all pages.

When not to use this tool

  • Not previewing before applying — the watermark may not look as expected at full size.
  • Using the same watermark settings for all document types — different documents need different approaches.

Best practices

  • For documents that will be printed in black and white, test the watermark in greyscale to ensure it's still visible.
  • For documents with dark backgrounds or images, use a lighter watermark color.
  • Save your preferred settings as a reference for consistent watermarking across similar documents.

Alternatives

  • Two approaches to watermarking.
  • Preset watermarks: Quick to apply. Limited control. Good for standard use cases.
  • Custom watermarks: Full control over every parameter. Takes slightly longer to configure. Best when the document has specific requirements.

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Frequently Asked Questions

Find answers to common questions about our PDF tools

What does 'custom watermark' mean?

A custom watermark means you have full control over every aspect of the watermark — the text or image content, font size, color, opacity, rotation angle, and position on the page. You're not limited to preset options.

Can I position the watermark exactly where I want it?

Yes. You can place the watermark in the center, a specific corner, or any custom position on the page. Diagonal placement across the center is the most common for document marking.

Can I use a different rotation angle than 45°?

Yes. 45° diagonal is standard, but you can use any rotation angle — horizontal (0°), vertical (90°), or any custom angle.

Can I make the watermark very subtle?

Yes. Set opacity to 10-15% for a very subtle watermark that's visible but doesn't distract from the content. This is common for branding watermarks on distributed documents.

Can I preview the watermark before applying it?

Yes. Preview the watermark on a sample page before applying to the full document to verify the appearance.

Still have questions?

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