Online PDF Signature & Timestamp Stamp
Sign contracts, job offers, lease agreements, and invoices directly in your browser. Draw handwritten signatures, add timestamps, and stamp pages client-side.
Select or Drag & Drop PDF Contract to Sign
Lease agreements, tax forms, NDAs, or employment contracts. Your signatures never touch external servers.
What is Digital PDF Signing & How Does It Work Online?
Signing documents electronically is legally binding in the United States under the ESIGN Act (2000), in the European Union under eIDAS, and across most global jurisdictions. Traditionally, individuals were forced to print documents onto physical paper, sign with an ink pen, and scan them back into a computer—or pay hefty monthly subscriptions for corporate enterprise software. NexTools Online PDF Signature & Timestamp Stamp enables individuals, freelancers, and businesses to generate digital signatures and embed them directly onto PDF vector pages in seconds.
Key Capabilities
- Multiple Signature Input Modes: Draw with a stylus or finger on touchscreen devices, type stylized cursive calligraphy, or upload an existing transparent PNG scan.
- Certified Timestamp Stamping: Optionally burn current verification dates and ISO timestamps directly beneath the signature line.
- Movable Stamp Positioning: Drag and drop the signature anywhere on contracts, invoices, or legal releases with real-time coordinate tracking.
- 100% Client-Side Privacy: Your signature is never uploaded, stored in external databases, or exposed to identity theft risks.
Step-by-Step How to Sign a PDF Document
- Upload Document: Select or drag and drop your PDF contract or release into the upload zone.
- Create Signature: Draw on the smooth digital ink pad, type your legal name, or upload your signature image.
- Position Signature: Click anywhere on the contract page where your signature belongs and drag to align with the signature line.
- Export Signed PDF: Click "Save & Download Signed PDF" to download your legally certified signed document.
Frequently Asked Questions (FAQ)
Is an electronic signature on a PDF legally valid?
Yes. Under the federal ESIGN Act, UETA, and international eIDAS standards, electronic signatures carry the same legal weight and enforceability as traditional wet-ink pen signatures for most agreements.
Can I sign on my smartphone or tablet?
Yes. The drawing canvas supports HTML5 touch events, allowing you to draw smooth, accurate signatures with your finger or stylus on iPhones, iPads, and Android devices.
Does NexTools save my signature image?
No. Your signature exists only in local device memory during your active session and is wiped immediately upon download or page refresh.