PDF Signature Tool

Upload your files to process. All operations happen in your browser - your files never leave your device.

Drag and drop files here or click to browse

Accept pdf, x-pdf, acrobat, applications/vnd.pdf, text/pdf, vnd.adobe.pdfxml, .pdf files up to 50 MB

Maximum 1 files

Sign PDF Online - Free Digital Signature Tool

Sign PDF online quickly and securely with ILoveCompress. Add digital signatures to PDF documents by typing, drawing, or uploading. Free, secure, and easy to use.

FROM
PDF Format (Portable Document Format)

PDF is a universal document format ideal for contracts, agreements, and official paperwork. Often requires electronic or digital signatures for authentication and legal compliance.

  • Compatible with all devices and operating systems
  • Preserves original layout, text, and images
  • Preferred format for contracts, forms, and legal documents
  • Supports secure digital and electronic signatures
  • Widely accepted for professional and personal use

TO
Digitally Signed PDF Document

A PDF document with an applied electronic or digital signature, ensuring authenticity and legal compliance. Ideal for official documents, agreements, and contracts.

  • Legally recognized electronic signatures
  • Maintains original PDF formatting and quality
  • Multiple signature methods: typed, drawn, or uploaded
  • Secure and tamper-proof signature embedding
  • Works with all major PDF readers and platforms

Why Use Our Sign PDF Online - Free Digital Signature Tool?

Discover the key advantages of converting your files with our professional-grade tool.

Multiple Signature Methods

Sign PDF online by typing, drawing, or uploading your signature for maximum flexibility.

Secure & Private

All signing is done locally in your browser. Your PDFs never leave your device.

Sign in Seconds

Complete the process in moments—no registration or software required.

Ideal for Professional Use

Perfect for business contracts, agreements, and legal forms requiring a signature.

Precise Signature Placement

Easily move and resize your signature to fit perfectly on your document.

Free Forever

Sign unlimited PDFs without watermarks or hidden charges.

How to Convert Files Online - Step by Step Guide

Follow this comprehensive guide to convert your files quickly and efficiently. Our tool provides a seamless experience similar to other Compress PDF available on our platform.

1

Upload Your PDF

Click 'Upload' or drag and drop your PDF file. Supports files up to 50MB for signing.

2

Create or Upload Your Signature

Type, draw, or upload your signature image. Choose the method that suits your style.

3

Place & Download

Drag your signature to the right position on the PDF and download your signed document instantly.

Key Features & Capabilities

Explore the powerful features that make our converter the best choice for your needs. These features are designed based on industry standards and user feedback.

Type Your Signature

Enter your name and select from professional fonts for a clean digital signature.

Draw Your Signature

Use your mouse, trackpad, or touch device to draw your signature naturally.

Upload a Signature Image

Import an existing signature image in PNG, JPG, or SVG format.

Local Processing

Sign your PDF online with complete privacy—no file uploads to a server.

Cross-Device Support

Sign PDFs from Windows, macOS, Android, or iOS without installing anything.

Legally Binding Signatures

Signatures created meet legal requirements in most countries, including eSign Act and eIDAS compliance.

Frequently Asked Questions

Get answers to common questions about file conversion and our tool. For more technical information, you can also refer to Electronic Signature - Wikipedia.

Is the ILoveCompress PDF signing tool secure?

Yes. Signing is processed locally in your browser. Your files are never uploaded or stored.

Are the signatures legally valid?

Yes. Our tool creates electronic signatures recognized under laws like the eSign Act and eIDAS.

Can I add more than one signature?

Yes. You can place multiple signatures on a single PDF document as needed.

Do I need an account to sign a PDF online?

No. You can sign PDFs instantly without registration or login.

What file types are supported?

Currently, we support PDF documents up to 50MB in size.

Can I resize and move my signature?

Yes. Simply drag and resize the signature for perfect placement.

Technical Specifications

Detailed technical information about supported formats and capabilities. These specifications are based on official documentation from Electronic Signature - Wikipedia.

Supported Input Formats

  • PDF (Portable Document Format, ISO 32000)
  • Multi-page PDFs
  • Scanned or text-based PDFs
  • Non-password-protected PDFs

Signature Options

  • Typed signatures with font selection
  • Drawn signatures via mouse or touch
  • Uploaded signature images (PNG, JPG, SVG)
  • Resizable and repositionable signatures

Output Specifications

  • Digitally signed PDF (ISO-standard compliant)
  • Preserves document formatting
  • High-quality embedded signature
  • Ensures authenticity and integrity

Platform Compatibility

  • Google Chrome, Firefox, Safari, Microsoft Edge
  • Windows, macOS, Linux, Android, iOS
  • Supports mobile signature drawing
  • Responsive interface for all screen sizes

Additional Resources

Explore more tools and helpful resources for your file processing needs.

Start Signing PDFs Now

Join thousands of users who trust our free, secure, and lightning-fast PDF signing tool. Sign documents with confidence - no registration required!