Add Watermark to PDF Online - Free PDF Watermark Tool
Add custom text or image watermarks to every PDF page online - protect documents with copyright marks, confidential stamps, or company branding. Fast and free with no software needed.
Click or Drag PDF here
Securely watermark your files (up to 50MB)
Add Text or Logo Watermark to PDF Online Free
Protect your intellectual property, enforce copyright, and brand your creative assets by adding custom text or image watermarks to your PDF documents with PDFjin's free online watermark tool. Our intuitive platform lets you type custom text (like CONFIDENTIAL or DRAFT) or upload a brand logo, then customize its position, rotation, opacity, font style, and scaling to suit your exact design preferences. Running completely in your web browser, our watermark tool requires no software downloads, subscription fees, or account sign-ups. The watermark is stamped permanently onto your PDF pages with high visual precision without altering document text or underlying layouts. Your documents are treated with the highest security, utilizing HTTPS encryption and automatic deletion of files from our cloud storage right after download. Keep your documents protected and professional with PDFjin.
How to Add a Watermark to a PDF - Step by Step
Upload Your PDF
Drop your PDF file into the watermark tool uploader or click to select it.
Enter Watermark Text or Image
Type your watermark text or upload a logo or image for the stamp overlay.
Customize the Style
Adjust opacity, size, position, color, and rotation to match your document needs.
Apply and Download
Click Apply Watermark and download your protected, branded PDF instantly.