✓ 100% Free · No API · Works in browser · Files never uploaded
Add Watermark to PDF
Add text watermark to any PDF — confidential, draft, sample or custom text. Free, instant, browser-based.
💧
Drop your PDF here
Any PDF file — all pages will be watermarked
📄
document.pdf
—
Watermark Settings
🔒 CONFIDENTIAL
📝 DRAFT
📋 SAMPLE
🚫 DO NOT COPY
✅ APPROVED
↖ Top Left
↑ Top Center
↗ Top Right
← Center Left
⊙ Center
→ Center Right
↙ Bottom Left
↓ Bottom
↘ Bottom Right
✅
Watermark added successfully!
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How It Works

1
Upload PDF
Upload the PDF you want to watermark.
2
Choose watermark text
Type custom text or use quick presets like CONFIDENTIAL, DRAFT, SAMPLE.
3
Customize appearance
Set color, opacity, size, rotation and position of watermark.
4
Download watermarked PDF
Your watermarked PDF downloads instantly.
💧 Tip: For CONFIDENTIAL documents, use 30-40% opacity so the watermark is visible but does not obscure the content. Red color works best for CONFIDENTIAL watermarks.

Frequently Asked Questions

❓ Can I add watermark to all pages?
Yes! The watermark is automatically added to every page of your PDF document.
❓ What watermark text options are available?
You can use any custom text. Quick presets include CONFIDENTIAL, DRAFT, SAMPLE, DO NOT COPY and APPROVED.
❓ Can I change watermark color?
Yes! Use the color picker to choose any color for your watermark. Red is popular for CONFIDENTIAL, blue for DRAFT.
❓ Will the watermark affect PDF quality?
No. The watermark is added as an overlay. Your original PDF content and quality remains unchanged.
❓ Can I remove a watermark added by this tool?
Watermarks added by ConvertMate are embedded in the PDF. They cannot be easily removed, which is the purpose of adding them.