Stamp PDF Online

Add professional stamps to PDF files online for business, education, legal documentation, and office workflows. Easily insert text stamps like APPROVED, CONFIDENTIAL, DRAFT, PAID, SIGNED, or custom watermark labels directly into PDF documents using this secure browser-based tool.

Upload PDF File

Select a PDF document to add a custom stamp

About the Stamp PDF Tool

The Stamp PDF tool is a modern online utility that allows users to place custom text stamps on PDF documents quickly and securely. PDF stamping is commonly used in offices, legal organizations, educational institutions, and business environments to label documents with important information.

Stamps help users organize files, indicate document status, and improve workflow management. Common examples include “Approved”, “Paid”, “Draft”, “Verified”, “Confidential”, and “Signed”.

This tool processes PDF files directly in the browser using modern web technology. No additional software installation is required, making the tool accessible from desktop computers, tablets, and mobile devices.

Key Features

  • Add custom text stamps to PDF files
  • Customize font size and color
  • Control stamp transparency and opacity
  • Fast browser-based processing
  • No software installation needed
  • Secure and user-friendly interface
  • Compatible with desktop and mobile devices
  • Free online PDF editing solution

How to Use the Tool

  1. Select and upload your PDF document.
  2. Enter the stamp text.
  3. Adjust font size, color, and opacity.
  4. Click the “Stamp PDF” button.
  5. Download the updated PDF file.

Benefits of PDF Stamping

PDF stamping helps improve document management and communication. Businesses use stamps to identify invoices and contracts, while educational institutions use them for assignments, certificates, and reports.

Adding visible stamps also helps protect workflow accuracy by clearly marking document status and review progress.

Frequently Asked Questions

Is the Stamp PDF tool free to use?

Yes. The tool is completely free and works directly online.

Can I create custom stamps?

Yes. You can enter any custom text such as APPROVED, CONFIDENTIAL, VERIFIED, or custom labels.

Does the tool work on mobile devices?

Yes. The interface is responsive and works on smartphones, tablets, laptops, and desktop computers.

Do I need to install any software?

No. Everything works directly in the web browser.

Are uploaded PDF files secure?

Files are processed locally in the browser whenever possible, improving document privacy and security.