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Add Watermark to PDF
Stamp customizable text watermarks with custom opacity, angles, and colors.
Drag and drop your PDF file here
or click to browse from your device
Max file size: 50MB
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Files auto-deleted after 1 hour
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Privacy & Security: All file uploads and processed results are isolated in temporary storage and automatically deleted within 1 hour. We never index, read, or distribute your private documents.
How to use Add Watermark to PDF
1. Upload your PDF document.
2. Enter watermark text (e.g. CONFIDENTIAL), choose color, opacity, and rotation angle.
3. Click 'Add Watermark'.
4. Download your watermarked PDF.
Protect and Brand Your PDF Documents with Custom Watermarks
Prevent unauthorized distribution of draft agreements, proprietary blueprints, or internal memos. PDFMintly Add Watermark stamps semi-transparent text across your document with full Unicode font support.
Frequently Asked Questions
Yes, you can select between Light (15%), Standard (30%), Medium (50%), or Solid (80%) opacity.