Function Selection
Add Watermark
Add watermark to PDF
PDFPDF
Drag files here or click to upload
Supported pdf formats
Maximum file size：50MB
输入水印文字并选择位置，将添加到PDF的每一页
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PDF Add Watermark Tool Description
Use Cases
- Copyright Protection: Add copyright identification to PDF documents
- Confidential Marking: Add confidential identification to sensitive documents
- Brand Promotion: Add company logo or name watermarks
- Anti-counterfeiting: Add special marks to prevent document tampering
Usage Tips
Supports both text watermarks and image watermarks
Adjustable watermark transparency, position and size
Supports batch processing, uniformly add watermarks to multi-page PDFs
Watermark addition does not affect original document readability
FAQ
Text/image watermarks supported. Set position (grid), rotation and scale.
Customize opacity and tiling density across pages.
Apply to all pages or selected pages.
Full removal is not guaranteed; handle sensitive docs carefully.