Watermark PDF
Stamp text across every page.
Stamp text (like "CONFIDENTIAL" or a company name) diagonally across every page of a PDF — useful for marking draft documents, protecting shared copies, or branding materials before distribution.
Free ToolNo Signup RequiredSecure & PrivateWorks on All Devices
Files are processed on your device — never uploaded.
Supported formats
Accepts standard PDF files (.pdf). You choose the watermark text and its opacity.
Things to know
This adds a visible text watermark, not an invisible tracking/forensic watermark — it's meant to be seen, as a clear visual marker on the document.
How your data is handled
Watermarking happens entirely in your browser — your file is never uploaded.
Frequently asked
Related tools
Why FileMitra Watermark PDF?
This tool runs entirely in your browser — your file is never uploaded to any server.
No watermarks on output
Fast, secure & easy to use
100% free online tool
Works on all devices
How to use
1
Upload your fileDrag and drop or choose file
2
Configure optionsChoose format and settings
3
Download resultGet your converted file instantly
Why people use this tool
🔒
Processed on your deviceThis tool runs entirely in your browser — your file is never uploaded to any server.
🆓
FreeNo signup or payment required
⚡
FastOptimized for quick results
📱
Any deviceDesktop, mobile, or tablet
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