Upload PDF to Add Your Signature
Sign PDF Online • Draw, Type, or Upload
Accepts PDF files only • Max size 100
Your Privacy Is Guaranteed
- All signing happens locally in your browser
- Files never leave your device during signing
- No data stored — complete privacy
Why Sign PDF with PanaPDF?
Draw Your Signature
Use your mouse or finger to draw a freehand signature directly on the PDF. Our canvas captures every stroke for a natural, handwritten look
Type Your Signature
Type your name and choose from multiple signature fonts — cursive, serif, sans-serif, or fantasy. Create a professional-looking electronic signature instantly
Upload Signature Image
Upload an existing signature image (PNG, JPG) and place it anywhere on your PDF. Perfect for using a scanned handwritten signature
100% Browser-Based Privacy
Your PDF and signature never leave your device. All processing happens locally in your browser — no server uploads, no data stored, complete privacy guaranteed
How to Sign a PDF Online
Add your electronic signature to any PDF document in 4 simple steps — completely free
Upload Your PDF
Drag and drop any PDF file or click to browse. Supports documents up to 100 MB for signing
Create Your Signature
Draw, type, or upload your signature. Choose from multiple fonts for typed signatures or draw freehand using your mouse or touchscreen
Place on the PDF
Click anywhere on the PDF page to position your signature. Adjust the size with the scale slider and navigate to any page
Download Signed PDF
Click Sign & Download to embed your signature permanently. The signed PDF auto-downloads instantly
Perfect for Every Workflow
Sign PDF documents electronically for contracts, forms, agreements, and more
Business Professionals
Sign PDF contracts, proposals, invoices, and NDAs without printing. Speed up your approval workflow with electronic signatures
Legal & Real Estate
Add signatures to legal documents, lease agreements, and real estate contracts. Sign PDFs electronically for faster closings
Personal & Academic
Sign PDF forms, applications, permission slips, and academic documents. No need to print, sign by hand, and scan
Trusted by:
- Freelancers signing client contracts
- HR managers processing employee forms
- Sales teams closing deals remotely
- Students signing enrollment documents
The Fastest Way to Sign PDF Documents Online Free
Need to sign a PDF without printing? PanaPDF lets you add an electronic signature to any PDF document directly in your browser — completely free, no account required. Draw your signature with a mouse or touchscreen, type it with a professional font, or upload an existing signature image. Your files never leave your device, so your privacy is fully protected.
Sign PDF online — works entirely in your browser
Draw, type, or upload your signature for free
100% private — files never uploaded to any server
Compatible with all PDF documents up to 100 MB
Sign PDF Free On Any Device
Add your electronic signature to PDF documents using any modern web browser — desktop, tablet, or phone
Touch-Friendly Mobile
Draw your signature with your finger on iPhone, Android, or iPad. Our touch-optimized canvas makes mobile signing natural and easy
Desktop Optimized
Full-featured PDF signing tool for Windows, Mac, and Linux. Use your mouse to draw or type a professional signature
Cross-Platform
Works on Chrome, Firefox, Safari, and Edge. Sign PDF documents from any operating system, anywhere
Frequently Asked Questions
Everything you need to know about signing PDF documents online for free