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Every tool you need to use PDFs, at your fingertips. All are 100% FREE and easy to use! Merge, split, compress, convert, rotate, unlock, and watermark PDFs with just a few clicks.

Add Watermark to PDF

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Add Watermark To PDF

Add a watermark to PDF documents with a free PDF Watermarker. No need to download an app–everything works in your browser on Mac, Windows, Linux, and mobile devices.

Easy way to watermark PDFs—no installation needed

Add PDF watermarks in seconds

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