Sign PDF Online

Add professional signatures, initials, and date fields to your PDF documents without printing or scanning. This free online signer processes everything directly in your browser — your documents never leave your device, maintaining complete privacy and legal compliance. Choose from multiple signature styles: draw your signature with mouse or touchscreen for an authentic handwritten look, or type your name using elegant script fonts for a polished appearance. You can also add initials, dates, and text labels to fill out forms, contracts, and agreements. All signatures are embedded as vector graphics, ensuring they remain crisp and legible at any zoom level or print size. Perfect for signing business contracts, approving quotes, authenticating forms, or adding dates to legal documents. No registration, no monthly fees, no upload to servers. Your signed PDF downloads instantly with the original document quality preserved. Works on any device — desktop, tablet, or mobile.

No server upload No signup required Open source Unlimited file size

Frequently Asked Questions

Is my document uploaded to a server?
No. All processing happens locally in your browser.
Can I type my signature?
Yes. You can either draw your signature with a mouse/touchpad or type it using script fonts.
Are these signatures legally binding?
They function as electronic signatures, which are legally binding in most jurisdictions for everyday agreements.
Is the original PDF modified?
No. The signature is embedded into a new copy of your PDF.
Can I add multiple signatures?
Yes. You can place as many signatures, initials, or dates as needed.