Client-Side PDF Protection
PDF Watermarker
Add custom text or image watermarks to protect your PDF documents. Customize transparency, position, rotation, and page range locally.
Please upload a valid PDF document (.pdf).
Click to select PDF or drag and drop here
All processing is 100% private and performed in your browser
PDF
Quick Presets:
48px
Click to choose image (PNG, JPG)
Transparent PNG logos work best
35%
-45°
25%
Applying watermark to document...
0%
Live Page Preview
Page 1 representation
Rendering page preview...
Settings adjust instantly on the preview before finalizing
🔒 Complete Privacy: All watermark embedding and PDF composition happens 100% in local browser memory. No data is transmitted.