eSign PDF Documents
Add your electronic signature to any PDF document instantly. Draw your signature or upload an image.
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Security-First Electronic Signatures
Signing contracts and legal forms shouldn't require printing, signing, and scanning. Our **eSign PDF** tool allows you to add your unique signature to any document in seconds. We provide a fluid, touch-optimized drawing interface that produces clean, high-resolution signatures.
Security First: Local Signing
Most online signing platforms store your documents and your private signature on their cloud. At **PDF MASTER TOOLS**, we respect your autonomy. Your document and your drawn signature **never leave your machine**. The final signed PDF is generated 100% locally in your browser's memory.
Frequently Asked Questions
Are these signatures legally binding?
Electronic signatures are generally binding in many jurisdictions. However, consult legal advice for high-stakes documents.
Does PDF MASTER TOOLS store my signature?
No. All drawing and signing happens 100% locally in your browser.
Does this cost money?
No. PDF MASTER TOOLS is 100% free with no sign-ups and no hidden costs.
Does this work on iPads and tablets?
Yes, our signing canvas is optimized for touch input.