Watermark PDF

Add a text 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. Upload PDF files, edit the watermark text, font size, and color, then download your watermarked PDF.

• Add PDF watermarks in seconds
• Trusted by 2.4 billion people since 2013
• Easy way to watermark PDFs—no installation needed