100% Free — No Signup Required

Add Watermark to PDF Online Free

Easily add custom text or image watermarks to your PDF documents. Protect your files — fast, secure, and completely free.

2M+PDFs Processed
800MBMax File Size
100%Secure & Private
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💧 Add Watermark to Your PDF

📤

Drag & Drop Your PDF Here

or click to browse from your device

Supported: PDF | Max: 800 MB
PDF
document.pdf
2.5 MB

👁️ PDF Preview

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📌 Watermark Type

⚙️ Settings

Processing... 0%
✅

Watermark Added Successfully!

Your watermarked PDF is ready to download.

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✨ Why Choose Us

Powerful PDF Watermark Features

Everything you need for professional watermarks

💧

Text & Image Watermarks

Custom text or logo/image watermark with full control.

🔒

100% Private

All processing in your browser. Files never leave your device.

⚡

Lightning Fast

Client-side processing — no server upload needed.

🎨

Full Customization

Font, color, size, opacity, rotation, position, layer.

📱

Works Everywhere

Desktop, tablet, or mobile. No installation.

🆓

Completely Free

No registration, no fees, no limits.

📋 Steps

How to Add Watermark to PDF

4 easy steps to watermark your PDF

1
📤

Upload PDF

Drag & drop or browse. Up to 800MB.

2
✏️

Choose Type

Text or image watermark.

3
🎨

Customize

Adjust all settings.

4
⬇️

Download

Get watermarked PDF.

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❓ FAQ

Frequently Asked Questions

Upload PDF, choose text/image watermark, customize settings, click Apply and download. All processing in browser.
Yes! 100% free, no signup, no limits.
Up to 800MB PDF files supported.
Yes! All processing in your browser. Files never uploaded to any server.
Yes! Upload PNG or JPG as watermark with full customization.
Yes! Fully responsive on all devices.

Add Watermark to PDF — Ultimate Free Tool

Our free PDF watermark tool uses client-side processing with pdf-lib — files never leave your device.

Why Watermark PDFs?

  • Copyright Protection — Mark documents as yours
  • Classification — Label as Confidential, Draft, etc.
  • Branding — Add company logo
  • Security — Discourage unauthorized use

Browser-Based Processing

Everything runs in your browser. No server uploads. Maximum privacy and speed.

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