Overlays text or image watermarks onto every page of a PDF with customizable position, rotation, opacity, and tiling. Everything runs locally in your browser — nothing is uploaded.
Add text watermarks to every page of multiple PDF files at once. Protect your documents with DRAFT, CONFIDENTIAL, or custom text. Everything runs locally in your browser — nothing is uploaded.
Add custom text labels, annotations, and captions directly onto PDF pages. Choose font size, color, and position. Perfect for signing, marking up, or adding notes to documents.
Insert images (PNG, JPG) onto any page of your PDF document. Position and resize images anywhere on the page. Perfect for adding signatures, logos, or photos to documents.
Overlays custom text captions onto images with control over font, size, color, alignment, opacity, and rotation angle. Everything runs locally in your browser — nothing is uploaded.
Add a logo image or custom text watermark to your videos with position and opacity controls. 100% browser-based.
Watermark PDF lets you overlays text or image watermarks onto every page of a PDF with customizable position, rotation, opacity, and tiling. Everything runs locally in your browser — nothing is uploaded.. It works on any device with a modern web browser.
Overlays text or image watermarks onto every page of a PDF with customizable position, rotation, opacity, and tiling. Everything runs locally in your browser — nothing is uploaded. It runs entirely in your browser — no software installation or data uploads required.
Upload a file from your device. Drag and drop or use the file picker to select your document.
Yes. After the initial page load, Watermark PDF runs entirely on your device with no internet connection needed. All processing is done locally.
Overlays text or image watermarks onto every page of a PDF with customizable position, rotation, opacity, and tiling. Everything runs locally in your browser — nothing is uploaded. All processing runs locally in your browser — no files are uploaded to any server.
Yes. Your PDFs never leave your device. All operations happen in-browser using pdf-lib or similar local libraries.
Standard PDF files (versions 1.0–2.0). Encrypted or password-protected files may need to be unlocked first.
No hard limits, but very large PDFs (500+ pages or 100MB+) may process slower on low-memory devices.