Add watermark into a PDF
Apply text or image watermarks in seconds with precision: choose typography, transparency, and position.
Select PDF files
or drop PDF here
Watermarks deter copying and clearly identify document sources. Apply text or image watermarks quickly—unlimited, effortless, and completely free.
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Add watermarks to multiple PDFs in one high-speed operation.
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Easily adjust watermark position, opacity, and size for rapid results.
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Works on Mac, Windows, Android, and iOS—delivering fast, cross-platform performance.
The High-Performance, Industry-Leading Tool for Adding PDF Watermarks
Add text or logo watermarks anywhere on your PDF—fast, simple, and ultra-responsive.
Flexibly Add Watermarks to PDFs
Apply text or image watermarks to protect documents and ensure rapid, unmistakable identification of copies.
How Does PDF Watermarking Work?
Fine-tune size, transparency, position, and rotation with precision. For text watermarks, adjust color, font size, and typography to deliver a high-performance, high-quality watermarked PDF.
Work With Multiple Documents
Process multiple files at scale and watermark them in one pass. Use default placements or define precise custom positioning. Download all watermarked PDFs instantly when complete.
Add Watermark With Live Preview
Launch instantly—preview the watermark and rapidly optimize size, position, and opacity before applying.
Adjust Watermarks Easily
Control rotation and opacity with precision using sliders or inputs, optimizing every percentage for ultra-fast, reliable results.
Add Watermarks on Any Device
PdfVolt delivers high-performance PDF processing directly in your browser—no installation needed. Accelerate watermark workflows with powerful execution on any device.
Protect Your Files With Watermarks
Effortlessly watermark PDFs to deter copying and prove origin. PdfVolt delivers fast, completely free watermarking with instant results.
Reliable PDF Watermarking
Your files stay protected with TLS encryption and are automatically purged promptly after processing for reliable, secure handling.
Cloud - Based Processing
All watermarking runs in the cloud, conserving your device resources and delivering fast, anywhere-access with internet.
High-Performance Guide: Add Watermarks to PDFs Online for Free
Step-by-Step: Add Watermarks to PDFs for Free with Our Tool — fast and efficient
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Step 1: Upload PDF File
- Drag and drop your files to the tool for instant loading.
- Upload from your computer or Dropbox with a single click for quick import.
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Step 2: Add a High-Performance Watermark to Your PDF
- Select 'Place Text' or 'Place Image' from the right-hand toolbar.
- Add text watermark: enter your content in the input box on the sidebar to enable high-performance, fast watermarking.
- Or, to add an image watermark, click 'Add Image' to select an image from your computer for fast, performance-driven watermarking.
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Step 3: Set position on page
- Click “Default” and choose header, center, or footer to watermark the PDF page with peak performance.
- Or click 'Custom' and drag the watermark to position it anywhere on the PDF page with fast, precise control.
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Step 4: Optimize opacity, rotation, and text watermark formatting for peak performance.
- Click and drag the rotation handle to rotate the watermark and quickly adjust its transparency for instant, high-velocity updates.
- Click on the text watermark to quickly adjust color, font size, and font for fast, professional results.
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