Watermark PDF Online Free
Add watermarks to PDF files using BuBird PDF Studio. Use text or image watermarks to label documents, drafts, invoices and reports.
How to use this tool
Step 1
Upload your PDF file to the watermark workspace.
Step 2
Choose a text or image watermark type.
Step 3
Adjust the watermark position, size and opacity.
Step 4
Preview the watermark on your PDF pages.
Step 5
Download the watermarked PDF to your device.
Why choose BuBird
Text and Image Watermarks
Choose between text watermarks for labels and image watermarks for logos and branding.
No Server Uploads
All watermarking happens directly in your browser. Your PDF files stay on your device.
Adjustable Opacity and Position
Control where the watermark appears on the page and how transparent it looks.
Common use cases
Draft Documents
Add a DRAFT or CONFIDENTIAL text watermark to documents that are not yet final.
Confidential Labels
Stamp confidentiality notices on sensitive internal documents before distribution.
Invoice Branding
Add your company logo or name as an image watermark on PDF invoices and proposals.
Company Documents
Apply consistent branding watermarks across business reports, presentations and documents.
Portfolio Protection
Add copyright or name watermarks to PDF portfolios and creative work before sharing.
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