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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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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
PDF to Word
Convert PDF to editable Word accurately
ChatPDF
ChatPDF
AI-Powered
Ask anything about the document
Edit PDF
Edit PDF
Add texts and markups to your PDF
OCR
OCR
Turn PDF scans and images to text easily
Compress PDF
Compress PDF
Reduce PDF file size without losing quality
Merge PDF
Merge PDF
Combine multiple PDFs into one document
Explore All PDF Tools

Unleash Productivity

Handle Docs Smartly with AI

Input documents and URLs, ask AI to summarize, extract, explain, and analyze the content.
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Chat with docs
Sync to Cloud

Easy Access

Sync PDFs Across Devices

Upload your documents to Cloud, manage your files in one place, and access them anywhere anytime.
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Powerful PDF Features to Streamline Your Workflow

Edit
Convert
OCR
Annotate
Sign
Edit PDF

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 PDF

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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OCR

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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Annotate PDF

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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Sign PDF

Enhance PDF security

  • Support digital and e-signature
  • Draw and manage signatures
  • Insert signature fields to PDF
  • Supports signature validation
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Work with PDF on Your Mobile

AI Chat
Summarize, Explain & Explore
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task
task
Convert, Merge & Compress
Easy to Use and Time-Saving
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convert
convert
convert
Edit & Annotate
Improve Your Work Efficiency
edit
edit
edit
Scan & OCR
Digitalize Your Paperwork
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scan
scan
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Download on theApp Store
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GET IT ONGoogle Play

Why choose LightPDF?

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Great Affordable Alternative to Acrobat. I've not discovered any issues or challenges with the software so far. I'd argue this is a great pdf creator/ editor with a huge suite of functionality that should cater to most users.
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LightPDF is a standout in the busy space of online document management. It's a breeze to navigate with loads of features that not only students but professionals find quite handy. It goes above and beyond just being a tool- it's a complete solution for all your PDF challenges.
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LightPDF is not just another document handling tool; it's a multifaceted platform that provides a wide array of services for working with PDFs and other document types.
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LightPDF is a comprehensive online PDF Editor tool for all your PDF needs
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Excellent file converter to PDF with an extension for Google Chrome.
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The efficiency of the program is something amazing. And the ai integrated is very useful. i use it everyday for my university. i can do summary and much more, very recommended.
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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

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