Blog
>
Add a Custom Stamp to Your PDF for Free Today

Add a Custom Stamp to Your PDF for Free Today

Alex Michel
9
min read
July 28, 2025
Need to quickly label a document as "DRAFT," "CONFIDENTIAL," or "APPROVED"? Looking for a simple way to add your company logo or a custom watermark across your PDF files without installing complicated software? You’re in the right place. Managing PDF documents often involves more than just reading them; it requires adding context, branding, and status indicators. The challenge is finding a tool that is fast, free, and doesn't compromise the quality of your document or the security of your data. Our online tool is designed to solve this exact problem, allowing you to seamlessly add a custom stamp to any PDF in just a few clicks.
Key points
  1. Quickly upload PDFs via drag & drop, file selection, or cloud storage for easy stamping without any software installation.
  2. Add customizable text or image stamps, including company logos or status labels like "DRAFT" or "CONFIDENTIAL," with flexible options for font, size, color, opacity, and placement.
  3. Apply stamps to selected pages or the entire document, choosing layering options to make stamps visible either over or under existing content.
  4. Enjoy secure, GDPR-compliant processing with automatic file deletion within 60 minutes, accessible on any device or modern browser.
  5. Use the free plan for everyday needs or upgrade to Pro for unlimited tasks, larger files, and batch processing to save time on multiple PDFs.

The Power of a Simple Stamp: Why It Matters for Your Documents

Adding a stamp or watermark to a PDF might seem like a minor edit, but it serves several crucial functions that enhance document management, branding, and security. It's a professional touch that communicates vital information at a glance. For individuals and businesses alike, this simple feature can streamline workflows and protect intellectual property. The applications are vast, ranging from internal administrative processes to client-facing communications.

In a professional setting, document statuses are constantly changing. A stamp immediately clarifies a document's position in the workflow. Think of labels like "DRAFT," "FOR REVIEW," "APPROVED," or "FINAL." This visual cue prevents confusion and ensures that team members are working with the correct version of a file. Similarly, for financial documents, a "PAID" or "OVERDUE" stamp on an invoice provides immediate clarity for accounting departments and clients. It transforms a static document into an active part of your business process.

Beyond status updates, stamps are an excellent tool for branding and ownership. Placing your company logo as a subtle watermark on every page reinforces your brand identity in reports, proposals, and presentations. It's a consistent signature that adds a layer of professionalism and authenticity. Moreover, it serves as a copyright notice, discouraging unauthorized use or distribution of your materials. By marking a document with "Confidential" or "Proprietary Information," you are setting clear expectations about its handling and legally reinforcing its protected nature. Our tools give you the flexibility to apply these markings discreetly or prominently, depending on your needs.

How to Add a Stamp to a PDF: A Quick and Easy Guide

We believe that powerful tools don't need to be complicated. Our entire platform is built around simplicity and efficiency, and our PDF stamping feature is no exception. You can add a professional-looking stamp to your file in under a minute, directly from your web browser. There's no software to download or install, and the process is secure from start to finish.

The journey begins with getting your file into our system. You have multiple convenient options:

  1. Drag and Drop: The easiest method. Simply drag your PDF file from your desktop and drop it directly onto the upload area on our page.
  2. Select from Computer: Click the "Select PDF file" button to open your computer's file browser and choose the document you wish to edit.
  3. Upload from Cloud: If your files are stored in Google Drive or Dropbox, you can connect your account and select them directly, saving you the hassle of downloading and re-uploading.

Once your PDF is uploaded, our intuitive editor appears, giving you full control over the stamping process. You'll first decide whether to add a text-based stamp or an image-based one. From there, you can fine-tune every aspect of its appearance to match your exact requirements. When you're satisfied with the preview, just click the "Add Stamp" button. Our servers process the file in seconds, and your newly stamped PDF will be ready for download. It's a seamless, three-step process: upload, customize, and download.

Customizing Your Perfect Stamp

The real power of our tool lies in its deep customization options. We provide a comprehensive set of controls to ensure your stamp looks exactly the way you want it to. Whether you're adding a simple text note or a detailed company logo, you have the final say on its appearance and placement.

For Text Stamps, you can:

  • Enter Custom Text: Type anything you need, from "CONFIDENTIAL" to a specific date or project code.
  • Choose a Font: Select from a wide range of professional and creative fonts like Arial, Times New Roman, Verdana, and more to match your document's style.
  • Adjust Font Size and Color: Make your text as large or as small as necessary and pick any color from a full spectrum palette.
  • Set Opacity: Control the transparency of your stamp. A fully opaque stamp stands out, while a semi-transparent one acts as a subtle watermark.
  • Add a Shadow: Give your text a subtle 3D effect with a font shadow to make it pop.

For Image Stamps, the process is just as flexible. After uploading your image (we recommend a PNG with a transparent background for the best results), you can:

  • Rotate It: Turn the image by 45, 90, 180, or 270 degrees.
  • Control Transparency: Make your logo a subtle, faded watermark or a bold, solid stamp.
  • Position It Precisely: Place the stamp in a corner, at the center, or create a repeating Mosaic pattern that covers the entire page for maximum security.

Expert Tips

For the most professional-looking image stamps, always use a high-resolution PNG file with a transparent background. This ensures that only your logo or signature appears on the page, without any distracting white box around it. It integrates cleanly with the existing PDF content.

Finally, you have granular control over where the stamp appears. You can choose to apply it to all pages, a specific range of pages (e.g., from page 3 to 10), or just a single page. You can even decide on the layering—placing the stamp over the existing PDF content to make it prominent or below the content to make it a true background watermark. This level of control ensures the final document meets your exact specifications.

A Universe of PDF Editing at Your Command

Stamping your PDF is often just one step in a larger document workflow. What happens after you've marked your file as "Approved"? You might need to combine it with other reports, protect it before sending, or extract its contents. That's why we've built a comprehensive, all-in-one platform to handle the entire lifecycle of your PDF documents. Our goal is to be your go-to destination for any PDF task, eliminating the need to juggle multiple apps and websites.

Once your document is stamped, you can seamlessly transition to other tasks without ever leaving our site. Need to assemble a final report? Use our tool to merge multiple PDFs into a single, organized file. Worried about file size? Our powerful compressor can shrink your PDF for easy emailing without sacrificing visual quality. If your original document was a scan, you might want to make the PDF searchable using our advanced OCR technology, which recognizes text in dozens of languages and makes it fully indexable and copyable.

Our editing suite goes even further. You can reorder pages with a simple drag-and-drop interface, delete unnecessary pages to clean up a document, or rotate pages that are oriented incorrectly. For sensitive information, our security tools are indispensable. You can add a strong password to encrypt your file and prevent unauthorized access, or use our redaction tool to permanently black out confidential text or images before sharing. From simple edits to complex security measures, our platform provides a unified and user-friendly experience for all your PDF needs.

Security and Trust: Our Core Commitments

Handing over your documents to an online service requires trust. We understand that your files can contain sensitive, confidential, or personal information, and we've built our entire infrastructure with your security and privacy as the top priority. Unlike many free online tools, we are transparent about how we handle your data, giving you complete peace of mind.

Our platform operates on a secure, server-side processing model. When you upload a file, it's transmitted over an encrypted connection to our servers. All processing—whether it's adding a stamp, converting a file, or compressing it—happens within this secure environment. Most importantly, we have a strict data retention policy. By default, your files are automatically and permanently deleted from our servers 60 minutes after you've finished processing them. We don't keep, share, or analyze your documents. They are yours and yours alone.

Note

Our infrastructure is based in Europe and is fully compliant with the General Data Protection Regulation (GDPR), one of the strictest privacy and security laws in the world. This ensures that your data is handled according to the highest standards of legal and ethical practice, regardless of where you are located.

Furthermore, our entire service is web-based. This means you never have to download or install any software, which eliminates the risk of viruses or malware. It also provides universal access. You can use PDFWizard.io on any device with a modern web browser, including Windows, Mac, Linux, iOS, and Android. Whether you're at your desk or on the go, your complete PDF toolkit is always just a click away. For businesses, our Pro and Business plans offer even more, including batch processing to apply the same stamp to up to 50 documents at once, saving countless hours of manual work.

In short, managing your PDFs doesn't have to be a chore. With our free and easy-to-use online stamper, you can add professional text and image watermarks in seconds. And when you're ready to do more, a full suite of powerful, secure, and intuitive tools is waiting for you.

Transform your PDF workflow with professional editing tools
Experience seamless PDF editing, conversion, and collaboration features designed for professionals and teams who demand quality and efficiency.
Register

Edit a PDF like a pro

Transform your document workflow with our comprehensive PDF editing suite. From simple conversions to advanced editing features, PDF Wizard provides everything you need to handle PDFs professionally and efficiently.

Your questions, our answers

What types of stamps can I add to my PDF?

You can add two main types of stamps with our tool: Text stamps and Image stamps. For text, you can type any custom message (e.g., "DRAFT," "CONFIDENTIAL," a date) and customize the font, size, color, and opacity. For images, you can upload your own file, such as a company logo or a scanned signature, and adjust its position, rotation, and transparency.

Is there a limit to the number of stamps I can use?

Our Free plan is incredibly generous and designed for everyday users. It allows you to perform up to 3 operations per day on files up to 10 MB in size. This includes adding stamps, converting, merging, or any other task. If you need to process more documents or work with larger files, our Pro plan offers unlimited tasks and a file size limit of up to 1 GB.

Can I remove or edit a stamp after adding it?

Once a stamp is added and the new PDF is created and downloaded, the stamp becomes a permanent part of the document's content, much like ink on paper. It cannot be directly edited or removed from the final file. However, if you have the original, unstamped version of the PDF, you can simply re-upload it to our tool and apply a new or different stamp. We always recommend keeping a copy of your original file before making edits.

Are there any costs associated with using this service?

Our core service for adding stamps to PDFs is completely free to use. The free plan includes access to most of our tools with daily limits on usage and file size (3 tasks/day, 10 MB max). For users with more demanding needs, we offer affordable Pro and Business plans that provide unlimited access, support for larger files, batch processing, and other advanced features.

What devices or browsers are supported?

Our platform is designed to be universally accessible. It works on all modern web browsers, including Chrome, Firefox, Safari, and Edge, across all major operating systems like Windows, macOS, and Linux. It is also fully responsive, meaning you can upload, stamp, and download PDFs from your mobile device or tablet (iOS and Android) just as easily as you can from a desktop computer.

Will my stamped PDF have a watermark from your service?

Absolutely not. We believe in providing a clean, professional output. Unlike many other free online services, we do not add any of our own watermarks to your documents when you use our free plan for files within the specified limits. The only stamp or watermark on your file will be the one you chose to add.

How can I apply the same stamp to multiple documents at once?

Manually stamping dozens of files can be tedious. That's why we developed a Batch Processing feature, available on our Pro and Business plans. This powerful tool allows you to drag and drop up to 50 PDF files at once, configure your desired stamp (text or image) just one time, and apply it to all the documents in the queue with a single click. It's a massive time-saver for administrative, legal, and financial workflows.