Add a watermark to your own PDF. Browser version: check your PDF file here; full watermarking needs the later server version.
Anyone who needs to add watermark to PDF quickly, for free, in a browser, on mobile or desktop. Students, creators, office users, and small businesses use tools like this every day.
Yes, the basic version of PDF Watermark on ToolLane.online is free. Advanced or server versions, where noted, may come later.
Files are processed in your browser where the tool supports it, and are not stored by ToolLane.online. Only use files you own or have permission to use.