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Sign PDF — Add Signature to PDF Online Free

Sign PDF documents online for free. Draw, type, or upload your signature and add it to any PDF — no software needed.

100% PrivateInstant SigningLocally Processed

8M+

Documents Signed

2M+

Daily Signatures

100%

Auto Deleted

PDF files only
Max 100MB per file

Your Privacy Is Guaranteed

  • All signing happens locally in your browser
  • Files never leave your device during signing
  • No data stored — complete privacy
Overview

Electronically sign any PDF instantly and securely

Fast, legally valid, and completely private document execution.

If you need to sign pdf free online no sign up, our tool provides an instant, secure signing experience directly in your browser. Without the need for clunky software or expensive subscriptions, you can quickly draw, type, or upload your signature onto any document in seconds. If your file is very large, try our Compress PDF tool first.

Understanding electronic signature vs digital signature pdf is vital: electronic signatures are standard typed or drawn marks like the ones created here, while digital ones require certificate-based encryption. For everyday contracts and forms, our electronic signature tool is the perfect solution. To combine multiple forms, use our Merge PDF feature.

Join thousands of professionals, freelancers, and individuals who trust our platform to execute their important paperwork fast and free.

How It Works

Sign in 3 Simple Steps

Execute documents in seconds.

  1. 1

    1. Upload your document

    Learn how to sign pdf without printing free by simply dragging your document into the dropzone above. The file is loaded securely into your browser.

  2. 2

    2. Create your signature

    Discover how to draw signature on pdf free using your mouse, trackpad, or touchscreen with our intuitive canvas tool. You can also type your name or upload an image.

  3. 3

    3. Place and Download

    Click anywhere on the document to place your signature, resize it as needed, and hit download. If needed, you can Protect PDF with a password afterward.

Core Capabilities

Core Capabilities

Everything you need to sign documents professionally.

Initial Every Page

Quickly add initials to pdf free on every page of your agreement using the same easy tool, perfect for multi-page contracts.

Clean Outputs

We pride ourselves on being the best free pdf signer no watermark available, ensuring your documents remain professional and clean.

Zero Installation

Unlike a sign pdf offline tool that takes up hard drive space, our web app is zero-installation and completely private.

Built for Users

While developers might look for a sign pdf api free tier, our visual interface is perfect for quick manual document execution.

Easy Sharing

If you need to know how to request signature on pdf from someone else, our platform sets the foundation for easy document processing before sending.

Who Needs This?

Who Needs This?

Trusted across all industries.

Job Seekers

Job seekers rely on us when learning how to sign pdf for job application free, ensuring offer letters and NDAs are returned swiftly.

Freelancers

Independent workers use our tool when they need to figure out how to sign pdf contract online free legally and securely.

Real Estate

Tenants and landlords can quickly sign pdf for rental agreement free without leaving the house or finding a printer.

Office Professionals

Our streamlined process lets you sign pdf and send back by email in less than a minute, a lifesaver for busy office workflows.

Everyone Else

It has never been easier to add signature to pdf without adobe or expensive monthly subscriptions.

Cross-Platform

Works on Any Device

Sign on the go, anywhere.

iOS

Easily see how to sign pdf on iphone free using Safari—no extra apps needed.

macOS

Learn how to sign pdf on mac free smoothly without relying on the clunky built-in Preview app.

Android

Find out how to sign pdf on android free directly from your mobile browser.

Windows

We make it incredibly simple to know how to sign pdf on windows 10 free using Chrome or Edge.

iPadOS

Beautifully sign pdf on ipad with apple pencil for an authentic, pressure-sensitive handwritten feel.

ChromeOS

Students and professionals love how to sign pdf on chromebook free using our web interface. You can sign pdf on chromebook without app installations directly via your native web browser.

Samsung Devices

If you need to know how to sign pdf on samsung phone quickly, just open our tool in your default browser.

100% Private Processing

We never read, share, or store your documents. All files are permanently deleted immediately after signing — ideal for sensitive contracts.

Private & Secure Document Execution

Your documents stay on your device.

We believe your private documents should stay private. That's why our signing tool operates directly in your browser. Files are never uploaded to our servers, giving you total peace of mind.

Browser-Based SecurityNo Account NeededZero WatermarksGDPR Compliant

Troubleshoot

Troubleshooting PDF Signing

Quick fixes for common issues.

Cannot place signature?

Looking for a sign pdf not working fix? Ensure your PDF isn't password-protected or corrupted before trying again. Try using our Unlock PDF tool first.

Document easily altered?

It's important to sign pdf and flatten to prevent changes to your document fields after executing.

File too large?

If the file takes too long to load, run it through our Compress PDF tool to optimize it before signing.

Signature quality is low?

If your uploaded signature image looks blurry, try drawing it directly on the canvas or using a higher-resolution PNG image with a transparent background.

FAQ

Frequently Asked Questions

Common questions about electronic signing.

Are these signatures legally valid?+

Many people ask, is electronic signature on pdf legally binding? Yes, under laws like ESIGN and eIDAS, it is legally valid for most standard contracts and agreements.

Can I use a digital certificate?+

To sign pdf with digital certificate free, you will need specialized certificate authority software, not standard electronic signing tools like ours.

Is there a programmatic way to do this?+

While developers can programmatically sign pdf python, our visual editor is best for everyday users who just need to sign quickly without coding.

Does this work in Google Workspace?+

If you're wondering how to sign pdf on google docs, you actually need to export the file to PDF first, then use our dedicated signing tool to add your mark.

Is typing my name enough?+

Users frequently ask, sign pdf with typed name is it valid? Yes, typing your name electronically qualifies as a valid signature indicating your legal intent to sign.

Can I sign every page at once?+

For those asking how to sign multiple pdf pages at once, currently, you will need to place your signature mark manually on each page, but we are working on batch features.

Are my signed documents stored on your server?+

No. All signing happens securely in your browser and the files are immediately deleted. We never store or access your private documents.

Does it cost money to use?+

Our PDF signing tool is 100% free with no hidden subscriptions, no sign-ups required, and absolutely no watermarks placed on your final document.

Can I sign using a tablet or mobile device?+

Yes, our web tool is fully optimized for touch devices. You can draw your signature using your finger or a stylus perfectly on iPads, iPhones, and Android devices.

What if my PDF is locked?+

If your PDF requires a password to open or edit, you must first remove the restriction using our Unlock PDF tool before you can add an electronic signature.

Can multiple people sign the same document?+

You can sign the document, download it, and then email it to the next person for them to upload and add their signature sequentially.

What file types are supported?+

This specific tool only accepts PDF files. If you have a Word or Excel document, convert it to PDF using our Word to PDF tool first before applying your signature.