PWPrivatePDFConvertPro
Free · No signup · Private

Watermark a PDF, free

Add a text or image watermark to every page. Files processed in your browser. Nothing uploaded.

◈

Drop a PDF to watermark

or tap to choose a file. Max 25 MB · PDF only

Output: watermarked .pdf · files never leave your browser

Frequently asked questions

Drop a PDF, type your watermark text (or pick an image on Pro), choose color, opacity, position and font size, then click Apply. We stamp every page in your browser and hand back the watermarked .pdf.

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