Watermark PDF
Add a custom text stamp or copyright watermark across all pages with custom opacity and angle.
Select or Drop PDF to Watermark
Stamp custom text across all pages with adjustable transparency
Supports .pdf,application/pdf • Max 50MB per file
Secure & Private
Processed locally or encrypted
Lightning Fast
Zero queue for free tools
Auto Deletion
Files purged automatically
Mobile Friendly
Works on all phone browsers
How to use Watermark PDF
Upload PDF
Choose your document.
Set Watermark
Type text (e.g. CONFIDENTIAL) and adjust opacity.
Download
Save the protected watermarked document.
Key Features of Watermark PDF
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