Sign PDFs Online
Free, secure, and fast PDF document signing tool. No registration required. Add digital signatures, annotations, and highlights to your PDFs instantly.
Interactive PDF Features
Add professional digital signatures to your PDF documents with our easy-to-use signature tool. Draw, type, or upload your signature image.
- • Draw signatures with mouse or touch
- • Type signatures with custom fonts
- • Upload signature images
- • Position signatures anywhere on document
Highlight important text and underline key information in your PDF documents with our annotation tools.
- • Multiple highlight colors
- • Underline text with custom styles
- • Adjust opacity and thickness
- • Easy to remove or modify
Add comments, notes, and annotations to your PDF documents for better collaboration and documentation.
- • Add text comments anywhere
- • Sticky notes and callouts
- • Custom colors and fonts
- • Perfect for reviews and feedback
Download your signed and annotated PDF documents instantly with all changes permanently embedded.
- • High-quality PDF output
- • All annotations embedded
- • Maintains original formatting
- • Ready for printing and sharing
Your documents are processed locally in your browser - they never leave your device or get stored on our servers.
- • Client-side processing only
- • No data stored on servers
- • End-to-end privacy protection
- • No registration required
Process your PDF documents in seconds with our optimized tools that work directly in your browser.
- • Instant processing
- • No upload delays
- • Works offline
- • No server dependencies
What Our Users Say
“Amazing tool! I use it daily for signing contracts. Fast, secure, and completely free. No more printing and scanning documents.”
“Perfect for remote work! I can sign documents from anywhere without needing special software. The interface is intuitive and professional.”
“The best free PDF signing tool I've found. Works perfectly on mobile and desktop. Highly recommend for anyone who needs to sign documents regularly.”
How It Works
Upload Your PDF
Simply drag and drop your PDF file or click to browse and select the document you want to sign. Our system supports all standard PDF formats and works with files up to 50MB.
Add Your Signature
Use our signature tool to draw, type, or upload your signature. Add annotations and highlights as needed. Position your signature exactly where you want it on the document.
Download & Share
Download your signed PDF instantly. Your document is ready to use and share with others. All signatures and annotations are permanently embedded in the PDF.
Why Choose FreePDFSign?
Completely Free Forever
FreePDFSign is 100% free to use with no hidden fees, subscriptions, or limitations. All features are available at no cost.
No Registration Required
Start using FreePDFSign immediately without creating an account or providing personal information. Your privacy is protected.
Client-Side Processing
All PDF processing happens locally in your browser. Your documents never leave your device or get stored on our servers.
Professional Quality
Create professional-looking signed documents with high-quality signatures, annotations, and formatting that maintains the original document structure.
Cross-Platform Compatibility
Works seamlessly across all devices and browsers. Whether you're on Windows, Mac, Linux, or mobile devices, FreePDFSign works perfectly.
Security & Privacy
End-to-End Privacy
Your documents are processed entirely in your browser. We never see, store, or transmit your files or personal information.
No Data Collection
We don't collect, store, or transmit your personal information or document content. Your privacy is our top priority, and we maintain strict data protection standards.
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Frequently Asked Questions
Is FreePDFSign really free to use?
Yes, FreePDFSign is completely free to use with no hidden fees or limitations. All features including digital signatures, annotations, PDF editing tools, and downloads are available at no cost.
How secure is my data when using FreePDFSign?
Your data security is our top priority. All PDF processing happens locally in your browser - your documents never leave your device or get stored on our servers.
Do I need to create an account or provide personal information?
No account creation or personal information is required. You can start using FreePDFSign immediately by simply uploading your PDF document.
What file formats are supported?
We support all standard PDF formats. You can upload PDF files up to 50MB in size. The exported file will always be in PDF format with all your annotations embedded.
Can I use FreePDFSign on mobile devices?
Yes! FreePDFSign is fully responsive and works perfectly on mobile devices, tablets, and desktop computers. All features are available across all devices.
Are digital signatures legally valid?
Digital signatures created with FreePDFSign are suitable for most business and personal use cases. However, for specific legal requirements, please consult with legal professionals in your jurisdiction.
How do I get help if I have issues?
If you encounter any issues or have questions, please contact our support team at support@freepdfsign.com. We're here to help you get the most out of our tools.
Ready to Start Signing?
Join thousands of users who trust FreePDFSign for their document signing needs. Start signing your PDFs today - it's free, secure, and takes just seconds.