Watermark PDF
15 toolsStamp text across every page of a PDF.
Runs in your browser — your files and text stay on your device
Stamp text such as DRAFT, CONFIDENTIAL or your name across every page of a PDF. Set the text and appearance, then download the watermarked copy. It's processed locally in your browser, so your file isn't sent to a server.
MergeSplitDelete PagesExtract PagesReorder PagesRotateCropCompressWatermarkPage NumbersSignPDF → ImagesImages → PDFPDF → TextMetadata
How to use this tool
- 1Select the PDF you want to watermark.
- 2Type the watermark text and adjust opacity/size — the preview updates live.
- 3Click Add Watermark & Download — the diagonal text is stamped on every page.
Frequently asked questions
Can I use a logo image instead of text?
Not currently — this tool applies a text watermark. Image watermarking may be added later.
Is my PDF uploaded anywhere?
No, the watermark is stamped entirely in your browser.