Sign PDF
Add digital signatures to PDF documents for free. Sign PDFs with text or image signatures securely online.
Sign PDF Documents Online - Free Digital Signature Tool
Our free PDF signature tool allows you to add digital signatures to your PDF documents instantly. Whether you need to sign contracts, agreements, forms, or any other PDF document, this online tool makes it simple and secure. Choose between typing your name for a text signature or uploading your handwritten signature image. No software installation required - just upload your PDF, add your signature, and download the signed document.
Customize signature placement with flexible positioning options. Place your signature in any of the four corners of your document, perfect for standard signature placement on contracts and forms. Choose to sign just the last page (most common for agreements) or apply your signature to all pages. Text signatures appear in elegant italic font, while image signatures support PNG and JPG formats for maximum compatibility with scanned or photographed signatures.
All signing happens securely in your browser. We use HTTPS encryption to protect your files during upload and processing. Your PDF documents and signature images are automatically deleted from our servers after a short period, ensuring your privacy and security. The tool is 100% free to use with no hidden costs, no registration required, and no watermarks added to your signed PDFs.
The signing process is fast and efficient. Simply upload your PDF file (up to 50MB), choose your signature type (text or image), select position and page options, then click sign. Within moments, you'll have your signed PDF ready to download. Perfect for signing contracts, approving documents, authorizing forms, or any other purpose where you need to add a signature to PDF files.
Frequently Asked Questions
Is the sign PDF tool free to use?
Yes, our sign PDF tool is completely free. Add digital signatures to your PDFs with no cost, no registration, and no watermarks on your signed documents.
Can I use my own signature image?
Yes, you can upload your own signature image (PNG or JPG). Alternatively, you can type your name to create a text-based signature.
Are my signed PDFs legally valid?
This tool adds visual signatures to PDFs. For legally binding digital signatures with certificates, consult with legal professionals about your specific requirements.