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Make PDF Easy

AI-Powered
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Edit, convert, OCR, sign, annotate, chat with PDFs, and more. Accessible across desktop, mobile, and web platforms
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LightPDF Online Editor

Most Popular PDF Tools

LightPDF provides 25 free online tools to convert, OCR, edit PDFs, and even AI chat with documents. 100% Free. Get started now!
PDF to Word
Convert PDF to editable Word accurately
ChatPDF
AI-Powered
Ask anything about the document
Edit PDF
Add texts and markups to your PDF
OCR
Turn PDF scans and images to text easily
Compress PDF
Reduce PDF file size without losing quality
Merge PDF
Combine multiple PDFs into one document

Unleash Productivity

Handle Docs Smartly with AI

Input documents and URLs, ask AI to summarize, extract, explain, and analyze the content.
Get Started for Free
Collaboration on LightPDF
Collaboration on LightPDF

Easy Access

Sync PDFs Across Devices

Upload your documents to Cloud, manage your files in one place, and access them anywhere anytime.
Get Started for Free

Powerful PDF Features to Streamline Your Workflow

Edit
Convert
OCR
Annotate
Sign
Enhance PDF security

Enhance PDF security

  • Support digital and e-signature
  • Draw and manage signatures
  • Insert signature fields to PDF
  • Supports signature validation
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Edit PDF like Word

Edit PDF like Word

  • Modify PDF texts, images and links
  • Add or remove PDF watermarks
  • Customize PDF background color
  • Delete or whiteout PDF content
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Convert PDFs quickly

Convert PDFs quickly

  • PDF to Office docs , images and more
  • Create PDF from other formats
  • Output the result in high quality
  • Support conversion in bulk
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Copy and edit scanned PDF

Copy and edit scanned PDF

  • Extract text from scanned PDFs & images
  • Output in Word, TXT, and editable PDF, etc.
  • Supports multi-language recognition
  • Batch text recognition and extraction
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Mark up & collaborate

Mark up & collaborate

  • Highlight and underline texts
  • Add and edit markups
  • Insert texts annotation, and comments
  • Add stamps and shapes to PDF
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Enhance PDF security

Enhance PDF security

  • Support digital and e-signature
  • Draw and manage signatures
  • Insert signature fields to PDF
  • Supports signature validation
Download
Edit PDF like Word

Edit PDF like Word

  • Modify PDF texts, images and links
  • Add or remove PDF watermarks
  • Customize PDF background color
  • Delete or whiteout PDF content
Download

Work with PDF on Your Mobile

AI Chat
Summarize, Explain & Explore
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task
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Convert, Merge & Compress
Easy to Use and Time-Saving
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Edit & Annotate
Improve Your Work Efficiency
edit
edit
edit
Scan & OCR
Digitalize Your Paperwork
scan
scan scan
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Download on theApp Store
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Why choose LightPDF?

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4.7 on G2
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4.0 on Trustpilot
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5.0 on Capterra

AI-Powered

Harness AI and save your time proecessing extensive document information

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Cross-platform Available

With one account, you can access LightPDF services on all platforms

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Secure & Reliable

We respect your privacy. We do not collect any of your private data

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24/7 Customer Service

Always online, focusing on user experience with continuous improvements

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Loved By Developers

LightPDF provides a series of professional PDF API and SDK solutions, you can integrate our solutions to your web, mobile and desktop apps.
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Conversion API


Conversion between PDF and other formats

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OCR API


Text recognition and extraction

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Editing API

PDF protection, annotation, compression, etc.

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Editing SDK

PDF text and page editing, form creation, etc.

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Webviewer SDK

PDF rendering, editing and other processes

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ChatPDF API

Create custom AI chatbots for PDF reading

Work with PDF in an Easy Way

Get Started for Free