Add Watermark to PDF

Add text or image watermarks to any PDF online for free. Live preview, drag-to-position, page-range selection, tile mode, color swatches, quick presets (CONFIDENTIAL, DRAFT, COPY). 100% browser-based, no watermark on the output, and no signup for your first 2 tasks a day.

Add Watermark to PDF Online — With Live Preview, Free

A watermark on a PDF does three things at once: it signals ownership of the document, marks its status (Draft, Confidential, Approved, Paid), and discourages anyone from passing your work off as their own. For freelancers sharing portfolio samples, lawyers sending draft contracts, accountants issuing invoices, schools printing answer keys, and startups protecting investor decks — a clean, professional watermark is the difference between “please don’t share this” and actually being respected.

Our free PDF watermark tool stamps any PDF with text or an image — and unlike most online watermarkers, you can see exactly how it will look before you download. Drag the watermark to fine-tune its position. Use quick presets like CONFIDENTIAL, DRAFT, COPY, SAMPLE, APPROVED. Tile it diagonally across the page. Apply it to all pages, only the first, only the last, odd-only, even-only, or a custom range like “1, 3, 5-9”. 100% in your browser, no signup, no watermark of our own on the output.

How to Add a Watermark to a PDF in 4 Steps

The whole flow takes well under a minute. There is no learning curve — if you can type or upload a logo, you can watermark a PDF.

1. Upload Your PDF

Drag and drop any PDF up to 50 MB — contracts, invoices, design proofs, scanned forms, e-books, transcripts. Your file never leaves the browser.

2. Type Text or Upload Image

Pick a one-click preset (CONFIDENTIAL, DRAFT, COPY, SAMPLE, APPROVED…) or type your own text — or upload a PNG / JPG logo. Choose font, size, color, opacity and rotation.

3. See It Live, Drag to Adjust

The preview updates instantly as you change any setting. Click a 9-grid position (corners, edges, center), switch to tile mode for a diagonal pattern, or drag the watermark on the preview to a custom spot. Flip between pages to verify each one.

4. Download Watermarked PDF

One click downloads the watermarked PDF with crisp vector text or your full-resolution image baked into every selected page — ready to email, share, print, or upload to a portal.

Your PDF and watermark image stay 100% inside your browser. Nothing is uploaded, logged, or shared. Safe for confidential contracts, NDAs, internal memos and unreleased designs.

Why Our PDF Watermark Tool Beats the Competition

Most free online watermarkers force you to upload, guess at settings, click apply, then download just to see what it looks like — and re-upload to tweak. Ours shows you the result in real time. Here is what else makes us different.

True Live Preview

Every change to text, size, color, opacity, rotation, position or layout updates the preview instantly. No re-uploads, no “preview” clicks — what you see is what you get.

Drag-to-Position

Not happy with the 9-grid? Just grab the watermark on the preview and drag it anywhere — the new spot is remembered for the final output. Same goes for image watermarks.

Quick Presets & Color Swatches

One-click presets for CONFIDENTIAL, DRAFT, COPY, SAMPLE, APPROVED, DO NOT COPY, ORIGINAL and PAID. Curated color swatches for the most common watermark colors (red, navy, slate, green, orange, purple) right next to the picker.

Single or Tiled Layout

Place one watermark in a fixed spot, or tile it diagonally across the whole page with an adjustable spacing slider — the gold standard for protecting design proofs and confidential documents.

Smart Page-Range Selection

Apply to all pages, just the first, just the last, only odd, only even, or a custom comma-separated range like 1, 3, 5-9, 12. Pages outside the range stay clean.

Crisp Vector Text

Watermark text is drawn as real vector PDF text — not a bitmap — so it stays razor-sharp at any zoom level and print resolution. Six fonts (Helvetica, Times, Courier — regular and bold) covered.

Logo / Image Watermarks

Upload your PNG or JPG logo, set scale, opacity and rotation, position with the 9-grid or by dragging. Tile mode works for images too — perfect for a repeated brand mark.

100% Browser-Only Privacy

Your PDF and watermark image never leave your device. No uploads. Audit the network tab and you’ll see nothing carries the file. No signup, no watermark of ours on the output.

Common Uses for PDF Watermarks

Anywhere ownership, status, or branding matters, a watermark earns its keep. Some of the most common cases:

Legal & consulting: mark draft contracts with DRAFT or CONFIDENTIAL before sharing for review, then re-watermark as FINAL or ORIGINAL once signed.
Designers & agencies: protect proof PDFs of logos, posters, brochures with a tiled SAMPLE / DO NOT COPY watermark before client approval.
Accountants & freelancers: stamp invoices with PAID, OVERDUE, COPY or DUPLICATE so clients and your records stay clear.
Teachers & coaching institutes: watermark question banks, mock papers, and answer keys with the institute’s name to discourage redistribution.
HR & recruiters: add CONFIDENTIAL on shortlisted candidate CVs, or company-logo watermarks on policy documents.
Startups & founders: tile CONFIDENTIAL on investor decks and financial projections before sending to VCs.
Writers & publishers: watermark unreleased manuscripts or book proofs with DRAFT or REVIEW COPY before circulating.

Add Watermark to PDF — FAQs

The watermark is drawn directly onto each page of the PDF as part of the page content (real vector text for text watermarks, embedded image data for image watermarks). It cannot be turned off with a setting in any PDF viewer. A determined user can still remove it with a paid PDF editor like Acrobat Pro — for stronger protection, also run the file through our Flatten PDF tool, then password-lock it.

Yes — that’s the headline feature of our tool. As soon as you upload a PDF you see the first page rendered live with the watermark overlay applied. Change the text, size, color, opacity, rotation, position or layout and the preview updates instantly. Use the Prev / Next buttons to verify how the watermark looks on every page before you download.

Yes. Choose All, First, Last, Odd, Even, or Custom. The custom field accepts comma-separated page numbers and ranges, e.g. 1, 3, 5-9, 12. Pages outside the range are saved untouched in the final PDF.

Yes — transparent PNGs are fully supported (alpha channel preserved). Switch to the Image tab, drop your logo, set the scale and opacity, and use the 9-grid or drag-to-position to place it. For a brand pattern, switch the layout to Tiled.

Completely safe. The entire watermarker runs inside your browser using JavaScript and pdf-lib — your PDF and watermark image stay on your device. Nothing is uploaded, logged or shared. Open the Network tab in DevTools while you watermark and you’ll see zero outbound requests carrying the file. Perfect for confidential contracts, internal financial documents, unreleased designs, and HR memos.

Yes — the layout collapses into a single column on phones, controls become touch-friendly, the preview area is pinch-zoomable, and drag-to-position works with a single finger. Tested on iOS Safari, Chrome Android and most modern mobile browsers.

Yes — free, with no signup and no email capture: 2 tasks a day without an account, 3 with a free account. The output PDF contains only the watermark you chose. No PDFSpeeder branding, no “made with” footer, no advertising stamp anywhere on the page.

Drag & drop the PDF you want to watermark

Try more free PDF tools