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Sign PDF – Electronic Signature — The Complete Guide
Signing PDF documents electronically has become the standard for modern business workflows, saving time, reducing paper waste, and accelerating agreements. Our free online PDF signature tool lets you add your signature to any document in seconds without printing, scanning, or mailing. Choose from three easy methods to create your signature: draw it freehand using your mouse or touchscreen, type your name in one of our professional signature fonts, or upload a pre-made image of your signature. Once created, you can position your signature anywhere on any page, resize it to fit, and adjust the opacity for a natural appearance. Our tool supports multiple signatures per document, making it perfect for contracts that require more than one signatory. The signed PDF maintains the original document quality and is compatible with all standard PDF viewers. Whether you are signing a rental agreement, approving a purchase order, or executing a legal contract, our electronic signature tool provides a fast, convenient, and legally recognized way to sign documents entirely online.
How to Use Sign PDF
Upload Your PDF Document
Drag and drop the PDF file you need to sign into the upload area or click the button to browse and select it from your device.
Create Your Signature
Draw your signature freehand, type your name to generate a styled signature, or upload an existing image of your signature from your files.
Place and Position the Signature
Click where you want the signature to appear on the document. Drag to reposition, resize using the corner handles, and adjust opacity as needed.
Download the Signed PDF
Once your signature is placed correctly, click the download button to save your signed PDF document, ready for sharing or filing.
Features & Benefits
Draw Signature
Use your mouse, trackpad, or touchscreen to draw a natural, freehand signature directly in the browser with smooth pen-stroke rendering.
Type Signature
Type your name and choose from a selection of professional handwriting-style fonts to generate a clean, consistent signature automatically.
Upload Signature Image
Import an existing signature image file in PNG, JPG, or SVG format. Transparent PNG files work best for a natural look against the document.
Drag and Drop Placement
Click anywhere on the page to place your signature and drag it to the exact position. Resize and rotate to match the signature line perfectly.
Multiple Signatures
Add signatures from multiple parties on the same document. Create and save different signatures for different people or different purposes.
Date and Text Stamps
Add date stamps, typed name labels, and custom text annotations alongside your signature for complete and professional document execution.
Why Use Sign PDF?
Save Time and Money
Eliminate printing, signing, scanning, and mailing. Sign documents in seconds from any device and close deals faster than ever before.
Legally Recognized
Electronic signatures are legally valid in most countries under laws including the ESIGN Act and eIDAS Regulation for business transactions.
Professional Appearance
Our signature tools produce clean, high-quality signatures that look professional and are indistinguishable from wet-ink signatures on printed documents.
Work From Anywhere
Sign documents from your office, home, or while traveling. Our browser-based tool works on desktops, laptops, tablets, and smartphones.
Who Uses Sign PDF?
Sign Contracts and Agreements
Execute business contracts, service agreements, and partnership deals by adding your electronic signature directly to the PDF document.
Approve Purchase Orders
Managers and finance teams can quickly sign off on purchase orders, expense approvals, and budget authorizations without printing physical copies.
Real Estate Transactions
Sign lease agreements, property disclosures, and rental contracts electronically to speed up real estate deals and reduce paperwork delays.
HR and Employment Documents
New hires can sign offer letters, NDAs, employment contracts, and policy acknowledgments remotely before their first day.
Legal Affidavits and Declarations
Lawyers and clients can sign affidavits, sworn statements, and legal declarations electronically for faster court filings and legal proceedings.
School and Medical Forms
Parents can sign permission slips, medical consent forms, and school registration documents electronically and email them directly to the institution.
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Related PDF & Image Tools
Explore more of our free online tools. You can also edit PDF text before signing, add a confidential watermark, add page numbers to your contract, or password-protect after signing.
Frequently Asked Questions
Everything you need to know about sign PDF online
Ready to sign pdf?
Sign your important documents in seconds without printing or scanning. Upload your PDF now and add a professional electronic signature that is fast, free, and legally valid.