🖨️ PDF Stamp / Image Watermark
Add any image (logo, signature, stamp) to your PDF. Choose pages, adjust size, opacity, position. Server‑powered, 100% private.
Drop PDF here or click
max 100MB
Drop image (stamp) here or click
PNG (transparent best) or JPG · max 10MB
Stamp Settings
Leave empty or 'all' for all pages.
Uses Multiply blend mode – text stays readable. (Opacity capped at 0.35)
Preview (selected pages)
Preview updates automatically. Only first 20 pages of the selected range are shown.
❓ Frequently Asked Questions
What image formats can I use?
PNG (recommended with transparency) and JPG. Max size 10MB.
Why does my image block the text?
Enable Watermark Mode – it uses Multiply blend mode and caps opacity at 0.35, keeping your text fully readable.
Can I stamp only specific pages?
Yes, enter a page range like "1-5" or "1,3,7". Leave empty or "all" for all pages.
Is my data private?
Files are processed on our secure server and deleted immediately after the download is generated.