Protect your documents with custom text watermarks — 100% private, no uploads required.
Try PDF Watermark ToolOnline watermark tools often upload your documents to a server, compromising privacy. QuickPDFify uses pdf-lib to add watermarks entirely in your browser. Your files never leave your device — 100% private and secure.
Add any text watermark up to 50 characters — "Confidential", "Draft", "Sample", or your own custom message.
Choose from Gray, Red, or Blue watermark colors. Pick the shade that best suits your document and brand.
Adjust opacity (10–100%), rotation, text size, and position (center or diagonal) for the perfect watermark.
Everything runs locally with pdf-lib. Your PDF stays on your computer — no server, no upload, no privacy risk.
QuickPDFify is ideal for marking internal documents as "Confidential", labeling drafts with "Draft" watermarks, tagging samples as "Sample", or protecting intellectual property from unauthorized distribution. Whether you're a legal professional, designer, or content creator, adding a watermark gives you a simple layer of document protection.
Yes. Your PDF is processed entirely in your browser using pdf-lib. No files are uploaded to any server, so your data never leaves your computer.
Yes. You can select from three preset colors — Gray, Red, or Blue — to match your document's purpose and style.
Absolutely. You can place the watermark in the center of each page or diagonally across the page for a more prominent effect.
You can watermark a single PDF up to 50 MB. There is no limit on the number of pages within that file.