Free & Instant

Sign PDF Documents Online Free — Add e-Signatures

Draw your signature, upload a signature image, or type your name to sign PDF documents electronically.

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How It Works

Sign PDF Online in 4 Easy Steps

Convert PDF to PDF in seconds — no sign-up, no upload, no catch.

  1. 1

    Upload PDF Document

    Select the PDF file that requires your signature.

  2. 2

    Create Signature

    Draw your signature using mouse/touchpad, type your name, or upload an image.

  3. 3

    Place Signature

    Position and resize your signature on any PDF page.

  4. 4

    Download Signed PDF

    Download your finalized, electronically signed PDF document.

Use Cases

Why convert PDF to PDF?

  • Sign employment contracts and agreements
  • Add e-signatures to tax forms
  • Sign rental or loan documents

Why Convert PDF to PDF with Mr. Converter?

Discover why millions of users trust Mr. Converter for fast, secure, and accurate PDF to PDF file conversions directly inside their browser.

100% Private & Secure

  • ✓Zero File Uploads: Conversions execute locally on your machine using browser WebAssembly.
  • ✓No Cloud Storage: Your confidential data never touches remote servers or third-party databases.
  • ✓GDPR & Privacy Compliant: Complete end-to-end privacy for sensitive documents and media.

Lightning Fast & Unlimited

  • ✓Instant Processing: Skip queue wait times and server upload delays.
  • ✓No File Size Limits: Convert large PDF files without artificial size restrictions or paywalls.
  • ✓No Email Required: Instant direct downloads without registration or credit cards.

Format Comparison: PDF vs PDF

Feature / PropertyPDF FormatPDF Format
Primary CategorySource Document / MediaTarget Converted File
Browser CompatibilityStandard Compatible100% Universal Support
File CompressionUncompressed / Original StructOptimized & Portable
Privacy & EncryptionPreserved during conversionEncrypted output supported
Typical Use CaseEditing & Content CreationSharing, Archiving & Publishing
FAQ

Frequently Asked Questions

No. Signatures are drawn and embedded into the PDF locally on your device.