PDF Watermark Adder
Stamp diagonal or horizontal text watermarks (e.g. CONFIDENTIAL, DRAFT, SAMPLE) across all pages with custom opacity and angles.
Click to select PDF document or drag and drop here
Stamp diagonal or horizontal text watermarks (CONFIDENTIAL, DRAFT, SAMPLE) in your browser.
How to Use
01.Upload a PDF document.
02.Enter watermark text or choose a preset (CONFIDENTIAL, DRAFT).
03.Adjust opacity and angle.
04.Download the watermarked PDF.
Frequently asked questions
Yes. You can adjust opacity from 10% to 90% so text remains readable underneath.