Add Watermark

Add Watermark overlays a diagonal text watermark across every page of a PDF — right in your browser, no account required.

How to Use

The process is simple and consists of three basic steps:

Step 1: Upload Your File

• Go to PDF Tools and select "Add watermark."

• Drag and drop a PDF file into the upload area, or click to browse your computer.

Step 2: Set Your Watermark Text

• Type the text you want stamped across each page (for example, "CONFIDENTIAL" or "SAMPLE").

• Adjust the Opacity slider to control how visible the watermark is over your content.

Step 3: Apply and Download

• Click "Add watermark."

• Once processing is complete, click "Download Document" to save the watermarked file to your device.

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📌 Note: Add Watermark is completely free and does not require an account. Lower opacity values keep your original content easier to read.