About PDF Sign
Add electronic signatures to PDF documents in your browser. Draw with mouse/touch or upload a signature image with transparent background. Customize position, size and color. 100% client-side, no upload.
How to Use
- Open the PDF Sign tool page
- Enter or paste your data into the input area
- View the real-time results and use the copy button to get the output
Use Cases
- Contract signing — Add handwritten electronic signatures to PDF contracts for quick signing.
- Document approval — Sign approval documents to confirm content and streamline approval workflows.
- Personal documents — Add signatures to resumes, applications, and other personal PDF documents.
FAQ
Is the electronic signature legally binding?
This tool generates image-based signatures which may not have the same legal weight as digital certificate signatures. For formal legal documents, use professional e-signature services.
Can I draw Chinese signatures?
Yes. Draw directly on the canvas with mouse or touchscreen for any language signature.
What image format is supported?
PNG format with transparent background is recommended for the best results.
Comments
💬 Comments are stored locally in your browser. Configure Giscus for cloud-based comments.