✍️ Sign PDF – Digital Signature Tool
Upload PDF to sign
Optional: Upload signature image (PNG)
✏️ Create Signature
📄 PDF Preview (click on page to place signature)
🖊️ Active Signature
Click "Use This Signature" then click anywhere on PDF page to place signature.
💡 Tip: You can reposition by clicking again on same page.
📘 How to Sign PDFs Securely – Complete Guide
Our free PDF signer lets you add legally binding signatures to any PDF document. Whether you need to sign contracts, invoices, or forms, this tool provides a secure, client-side solution. No account, no upload, no privacy concerns.
✨ How It Works
Upload your PDF, create a signature by drawing, typing, or uploading an image. Then click on the PDF preview to place your signature on any page. You can reposition by clicking again. The signature is embedded as a vector image (or PNG) using pdf-lib, preserving the original PDF content. Finally, download the signed PDF instantly.
🚀 Key Features
✅ Draw, type, or upload signature image.
✅ Place signature anywhere on any page.
✅ Adjust color and stroke width.
✅ Multi-page support – navigate pages.
✅ 100% client-side – zero upload.
✅ No watermarks, no registration.
❓ Frequently Asked Questions
Electronic signatures created by you are legally binding in most countries when you have intent to sign. This tool provides a visual representation of your signature.
No. Everything stays in your browser. Once you close the tab, all data is gone.
Yes, when you click on the PDF, you can adjust size by dragging a corner handle (interactive resize). The default size is 150px width.
PNG and JPEG. For best results, use a transparent background PNG.
Yes, navigate to different pages and click to place signature on each page independently.