Shard Tools

Add Watermark to PDF

Add a custom text watermark to all or selected PDF pages.

Maintained by Roshan.

Browser-local PDF tool

Use Add Watermark to PDF

Add a centred text watermark to all pages or a selected range.

Visible mark, not access controlA watermark discourages casual reuse but does not encrypt the PDF or prevent editing.

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About Add Watermark to PDF

A watermark gives a document visible context after it leaves the person who prepared it. Labels such as DRAFT, CONFIDENTIAL, SAMPLE or a recipient name can discourage casual redistribution and prevent an unfinished copy from being mistaken for the approved version. This tool draws a centred text watermark directly onto PDF pages in the browser. Opacity, type size and angle are adjustable, and the mark can cover the complete document or only a written page range. The source file is never submitted to an upload queue.

What happens to the PDF

  1. Choose the PDF and enter the exact text that should appear. Short labels remain easier to read diagonally across different page sizes.
  2. Set opacity low enough for the underlying material to remain legible, then adjust text size and rotation for the document layout.
  3. Leave the page field empty for every page, or enter selections such as 1,3-8 when covers and signature sheets should remain unmarked.
  4. Create the output locally and inspect the download before sharing it, especially when pages use unusual rotations or dimensions.

Common add watermark to pdf jobs

Mark a review copy

Apply DRAFT at low opacity across all pages before circulating an unfinished proposal.

Identify a recipient

Add a customer or department name only to the pages being distributed to that recipient.

Check before relying on the PDF

Questions about Add Watermark to PDF

Can I watermark selected pages only?

Yes. Enter individual pages and ranges, or leave the field empty to mark every page.

Does a watermark prevent copying?

No. It communicates status or ownership visibly but does not encrypt the PDF or prevent editing.

Is my watermark text sent to a server?

No. The text and PDF are combined by the code running in this browser tab.

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