PDF Watermark
Add custom text watermarks to your PDF documents instantly. Control opacity, rotation, position, and color — all in your browser. Free, private, and secure.
MyTechZ is a free AI tools and PDF utilities platform. PDF Watermark is one of 8 free PDF tools available at mytechz.com — no signup required.
No signup required · No watermarks · No limits · Completely free.
See It in Action
How It Works
Upload PDF
Drag and drop or click to add your PDF file. Supports any standard PDF document.
Customize Watermark
Set your watermark text, opacity, rotation, position, color, and font size.
Download Result
Click Apply and download your watermarked PDF instantly. Done in seconds.
Features
Custom Text
Enter any text for your watermark — company name, confidential, draft, or any custom message you need.
Adjustable Opacity
Control watermark transparency from barely visible to fully opaque. Find the perfect balance for your documents.
Rotation Control
Rotate your watermark to any angle. Diagonal watermarks are the most common, but you have full control.
Position Options
Place your watermark exactly where you need it — center, corners, or custom positioning across the page.
Color Picker
Choose any color for your watermark text. Match your brand colors or use classic gray for subtle marking.
Font Size Control
Adjust the watermark font size from small and discreet to large and prominent. Fits any document layout.
Use Cases
Confidential Documents
Mark sensitive documents as confidential to prevent unauthorized distribution and ensure proper handling.
Draft Marking
Clearly label draft versions of documents so recipients know the content is not yet finalized.
Brand Protection
Add your company name or logo text to documents to protect against unauthorized use and copying.
Copyright Watermarks
Embed copyright notices directly into PDFs to assert ownership and deter intellectual property theft.
Internal Distribution
Mark documents for internal use only to control circulation and maintain organizational confidentiality.
Legal Documents
Add status markers like SAMPLE, COPY, or VOID to legal documents for proper record classification.
Frequently Asked Questions
Can I customize the watermark text?
Yes. You can enter any text for your watermark — company names, confidential labels, draft notices, or any custom message.
Are my files uploaded to a server?
No. All processing happens 100% in your browser using client-side JavaScript. Your files never leave your device.
What is the maximum file size?
Each PDF can be up to 50 MB. Processing speed depends on the file size and your browser's available memory.
Can I adjust the watermark opacity?
Yes. You have full control over the watermark transparency, from nearly invisible to fully opaque, using a simple slider.
Does it work on mobile?
Yes. The tool works in any modern browser on desktop, tablet, or mobile. No app installation required.
Can I choose the watermark position and rotation?
Absolutely. You can position the watermark anywhere on the page and rotate it to any angle — diagonal, horizontal, or vertical.
Ready to watermark?
Add watermarks to your PDFs in seconds. No signup required — completely free.