Drop pdf file here or
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Upload the PDF, design the watermark, download. Stamping runs entirely in your browser — nothing is uploaded.
Drag & drop your PDF, or click Choose Files to browse.
Set the watermark text or logo, then choose position, size and transparency.
Click Add Watermark and every page is stamped instantly, right in your browser.
Download your watermarked PDF free — and nothing was uploaded.
Built for speed, privacy and reliability — on any device.
Type 'CONFIDENTIAL' across the page or upload your logo — both work, alone or combined.
Diagonal center stamps, footers, corners — position and rotate the watermark exactly where it belongs.
Watermarking happens on your device. Unpublished documents never touch a server.
Dial transparency down for a gentle background mark, or up for an unmistakable ownership stamp.
Watermark as many documents as you need at zero cost — no account, no page limits, on any device.
Yes — upload a PNG or JPG logo and place it anywhere on the page. Transparent PNGs look especially clean over existing content.
Yes. Lower the transparency until the watermark sits quietly behind the content — enough to mark ownership without fighting the text.
Yes. The watermark applies across the whole document by default, so a 50-page report gets uniform marking in seconds.
Not from the saved file — the watermark becomes part of the page. Keep your original document and re-export if you need a clean version later.
The tool works in all modern browsers including Google Chrome, Mozilla Firefox, Microsoft Edge, Safari and Opera. We recommend keeping your browser up to date for the best experience.
Stamp a text watermark over your PDF