Watermark PDF
Protect and categorize your PDF documents by applying custom diagonal text watermarks with adjustable opacity and size.
Upload PDF Document
Select a PDF to stamp with a secure diagonal watermark
How It Works
Upload Document
Drop the PDF you wish to watermark.
Customize Text
Enter watermark text, font size, and opacity.
Stamp & Save
Generate and download the watermarked PDF.
Guaranteed Privacy
Unlike cloud converters, zero bytes of your document or image are sent over the network.
Instant Speed
No upload queue, no download wait times. Processing is powered by your own CPU & GPU.
No Arbitrary Limits
No 50MB file size ceiling or hourly usage caps. Handle heavy files right on your hardware.
Frequently Asked Questions
Can the watermark be easily removed?
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