Watermark PDF
Add a diagonal text watermark to every page β mark documents as CONFIDENTIAL, DRAFT, or any custom text.
Drop a PDF here or click to select
PDF Β· Max 10 MB
How to use Watermark PDF
- 1Upload your PDF file (up to 10 MB).
- 2Enter your watermark text (e.g. CONFIDENTIAL, DRAFT, DO NOT COPY).
- 3Adjust opacity if desired (default is 15%).
- 4Click "Add Watermark" and download the result.
Features
Custom text
Use any text β company name, status labels, or personal marks.
Adjustable opacity
Control how visible the watermark appears on each page.
Diagonal layout
Watermark is placed at a 45Β° angle across the page center.
Why use this tool
Document protection
Discourage unauthorized sharing of sensitive files.
Draft marking
Clearly indicate working copies vs final versions.
Supported formats
Input
Output
Frequently asked questions
Can the watermark be removed?
The watermark is embedded in the PDF page content. It can be removed with advanced PDF editors, but it deters casual redistribution.
Does it work with scanned PDFs?
Yes β the watermark is drawn on top of whatever content exists on each page, including scanned images.
Your files stay private
Your PDF is processed in memory and deleted immediately after the watermarked file is returned.
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Do more with Premium
Everything here stays free. Premium removes the limits for $3.99/month β or $39.99/year.
Unlimited conversions
No daily cap β convert as much as you need.
100 MB file size
10Γ larger uploads than the free tier.
Ad-free experience
A clean workspace with zero distractions.
Priority processing
Your conversions jump to the front of the queue.