Add text or image watermarks to your PDF with customizable font, color, rotation, and opacity.
Drop PDF here or click to open
Supports PDF files up to 100MB
Select the PDF file to add watermarks.
Customize text, position, opacity and style.
Get your watermarked document.
Use this page when you need to add a watermark to a PDF, stamp a PDF, or place text and image watermarks without installing desktop software. You can tune opacity, rotation, page range, and position before saving.
Most PDF work runs locally in your browser. There is no sign-up requirement, and the exported file is not branded with an extra service watermark.
Yes. OnePDFs is free to use, requires no account, and does not add an extra OnePDFs branding watermark; watermark tools add only the watermark you choose.
Your files stay on your device and are processed locally in your browser; no upload to our PDF processing service is required. A browser copy can remain in this site's IndexedDB until you clear site data or the browser evicts it.
Yes. Text watermarks support custom font, size, color, rotation (-180° to 180°), and opacity. Image watermarks support PNG/JPG with adjustable opacity and position.
Yes. You can apply to all pages, odd pages only, even pages only, or specify a custom page range.