Add Watermark to PDF Documents

Protect your intellectual property by stamping custom text watermarks across your PDF pages.

Drag & Drop PDF file here

or click to select a file from your device

100% In-Browser Privacy
Customizable Fonts & Colors
Instant Document Protection

What is the GetIntoPDF PDF Watermarker?

GetIntoPDF’s PDF Watermarker is a web tool designed to overlay custom text watermarks onto PDF pages. Adding stamps like "CONFIDENTIAL", "DRAFT", "SAMPLE ONLY", or your company brand name prevents unauthorized document distribution, piracy, and copyright infringement. Our tool allows you to adjust font sizing, transparency levels, text color, and rotation angle to achieve a professional balance between security and readability.

How to Add Watermarks to PDF Files Step-by-Step

Stamping a watermark onto your PDF takes less than 15 seconds:

  1. Upload File: Drag and drop your PDF file into the drop area above, or click to browse files from your device.
  2. Enter Custom Text: Type your desired watermark string (e.g. "CONFIDENTIAL", "SAMPLE", or your name/organization).
  3. Customize Options: Set font size, rotation angle (diagonal 45° or horizontal), opacity, and text color.
  4. Click "Apply Watermark": Process document pages locally inside your browser.
  5. Download File: Save your newly watermarked PDF file directly to your computer.

Common Use Cases for PDF Watermarking

Privacy Guarantee: Zero Server Storage

Stamping sensitive documents with watermarks requires utmost secrecy. Traditional online conversion utilities transmit your files across the web to cloud servers, introducing security vulnerabilities. GetIntoPDF uses local JavaScript PDF canvas vector drawing natively within your browser. No file data is uploaded to remote servers.

Frequently Asked Questions (FAQ)

Our tool bakes the vector text directly into the page content stream. While basic PDF readers cannot delete it, advanced PDF editing software requires content manipulation to strip embedded layers.
By setting transparency to "Medium (30%)" or "Light (15%)", the underlying document text remains 100% legible while maintaining clear watermark visibility.
No, GetIntoPDF is completely free and unconstrained. Watermark as many PDF documents as you need!