Free AI PDF Editor & Converter

Edit PDFs, convert PDF to Word, sign documents, and chat with your files using AI—all free, no watermarks. The complete PDF toolkit at your fingertips.

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PDFgear free PDF editor and converter for Windows

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100% Clean & Virus Free
SSL Secure Encryption
GDPR Compliant
No Hidden Fees

Why PDFgear Stands Out Among PDF Tools

Convert, edit, annotate, and OCR—powerful PDF features in one free app.

Convert PDF to Word and other formats

Convert PDF

Convert between PDF, Word, TXT, JPG, Excel, PPT, and more without compatibility issues. Batch conversion and lossless output supported.

Edit PDF

Annotate PDF

OCR PDF

AI PDF Assistant: Summarize, Chat & Edit with Your Documents

PDFgear AI PDF Copilot—summarize, chat, and edit PDFs
Summarize and ask questions from PDF documents with AI

Summarize and Ask from PDF

PDFgear’s AI summarizer handles long documents—manuals, textbooks, contracts—in seconds. Ask questions in plain language or get a short summary. No more scrolling; get the answers you need fast.

Chat with PDFgear Copilot to edit and manage PDFs

Interact via Chatting

Skip the menus—just tell PDFgear what you want. Say “compress this PDF” or “delete page 10” and the Copilot understands and does it. A simpler way to edit and manage PDFs.

Smart confirmation for accurate PDF actions

Smart Secondary Confirmation

If your request is unclear or has a typo, PDFgear Copilot asks for confirmation so you get the right result. The AI keeps improving to handle more tasks accurately.

Save time on PDF tasks with AI automation

Save Time with AI

Single file or batch—PDFgear Copilot speeds up your workflow. No steep learning curve; just describe what you need and get it done. Productivity without the complexity.

Full PDF Toolkit—41+ Tools

Edit, convert, merge, split, sign, and more—all in one free PDF editor

Edit PDFEdit PDF
Read PDFRead PDF
Compress PDFCompress PDF
Compress PDF to 100KBCompress PDF to 100KB
Merge PDFMerge PDF
Crop PDFCrop PDF
Highlight PDFHighlight PDF
Annotate PDFAnnotate PDF
Unlock PDFUnlock PDF
Split PDFSplit PDF
Flatten PDFFlatten PDF
Chat with PDFs—summarize and extract key info using AI

Chat with Your PDFs—Summarize & Extract in Seconds

PDFgear’s built-in AI turns your PDFs into a conversation. Summarize long reports, pull out key facts, rewrite or proofread text, and get answers—all by chatting with your document. No copy-paste; just ask.

  • Summarize long documents in seconds
  • Extract key information instantly
  • Rewrite and proofread content

Why Users Trust PDFgear

Free forever, private by design, and built to handle all your PDF tasks—here’s what makes PDFgear different.

No Watermarks

All your PDFs remain clean and professional without any watermarks.

No Page Limits

Process unlimited PDFs with no restrictions on file size or page count.

No Ads

Enjoy a clean, distraction-free experience while working with your documents.

Just powerful software for everyone. 100% Free. Forever.

Use PDFgear on every device

Desktop, tablet, or phone—your PDFs follow you. PDFgear runs on Windows, Mac, iPhone, iPad, and Android so you can edit and convert anywhere.

WindowsWindows
macOSmacOS
iOSiOS (iPhone & iPad)
AndroidAndroid

PDFgear reviews from real users

"
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It is the best PDF editor and alternative to Adobe PDF editor. It has very awesome features like you can add signatures to the documents. It is easy to use and integrate with my cloud documents. It gives you the ability to wipe out the documents into different parts.

Download the free PDF editor for Windows

Get the latest PDFgear build—edit, convert, and sign PDFs with no watermarks.

Download PDFgear (Windows)
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Technical Documentation

Windows registry keys and system settings used by PDFgear for file associations and preferences.

Windows Registry Keys

PDFgear stores user preferences and file associations in the Windows registry. These keys are created automatically on first launch.

Windows Registry Editor Version 5.00

[HKEY_CURRENT_USER\Software\PDFgear]
"InstallPath"="C:\\Program Files\\PDFgear"
"Version"="1.0.0"
"LastUpdateCheck"="2026-01-15"

[HKEY_CURRENT_USER\Software\PDFgear\Settings]
"DefaultViewMode"="0"
"AutoSaveEnabled"="1"
"CompressionLevel"="5"

PowerShell Configuration Commands

Use these PowerShell commands to configure PDFgear programmatically or verify installation.

# Check PDFgear Installation
Get-ItemProperty -Path "HKCU:\Software\PDFgear" -Name "Version"

# Set Default PDF Handler
Set-ItemProperty -Path "HKCU:\Software\Classes\.pdf" -Name "(Default)" -Value "PDFgear"

# Verify File Associations
Get-ItemProperty -Path "HKCU:\Software\Classes\PDFgear"

Command Line Interface

PDFgear supports command-line operations for batch processing and automation.

# Convert PDF to Word
pdfgear.exe --convert "input.pdf" --format word --output "output.docx"

# Merge Multiple PDFs
pdfgear.exe --merge "file1.pdf" "file2.pdf" --output "merged.pdf"

# Extract Pages
pdfgear.exe --extract "input.pdf" --pages "1-5,10" --output "extracted.pdf"

# Compress PDF
pdfgear.exe --compress "input.pdf" --level 5 --output "compressed.pdf"

System Requirements & Configuration

  • Windows Version: Windows 10 (Build 1903+) or Windows 11
  • RAM: Minimum 4GB, Recommended 8GB+
  • Storage: 200MB free space for installation
  • Permissions: User-level registry access (no admin required)

Technical Specifications

Transparent system integration for enterprise deployment.

Registry Configuration

PDFgear uses the following registry keys to associate with PDF files:

HKEY_CURRENT_USER\Software\PDFgear\Preferences
"AutoUpdate"=dword:00000001
"Theme"="System"

How to Use PDFgear

Quick answers to common tasks.

How to Edit PDF Text?

Answer: To edit text in PDFgear, open your PDF file and click the "Edit" tab in the top toolbar. Select "Edit Text" and click on any text block on the page to modify, delete, or format the content directly. Changes are applied instantly without file conversion.

Download Editor →

How to Convert PDF to Word?

Answer: Open PDFgear and select "PDF to Word" from the "Convert" menu. Drag and drop your PDF file into the converter, choose your output settings, and click "Convert". The tool uses OCR to preserve formatting and layout in the resulting Word document.

Try Converter →

How to Chat with PDF AI?

Answer: Open any PDF in PDFgear and look for the Copilot icon in the sidebar. Type your question or command (e.g., "Summarize this file") in the chat box. The built-in AI analyzes the document content and provides instant, accurate answers with page citations.

Chat with PDF →

How to Sign a PDF?

Answer: Navigate to the "Protect" tab and select "Signature". You can draw your signature with the mouse, upload an image, or type your name. Place the signature anywhere on the document, resize it as needed, and save the file to apply the signature permanently.

Sign PDF →

Frequently Asked Questions

What is PDFgear?

PDFgear is a free AI-powered PDF editor and converter for Windows. You can edit PDFs, convert PDF to Word, merge, split, sign, annotate, and chat with documents using built-in AI—all at no cost.

Is PDFgear actually free?

Yes. PDFgear is free with no subscriptions or watermarks. There are no ads, upsells, or bundled software—just a full PDF toolkit for personal and professional use.

Why is PDFgear free?

We believe everyone should have access to strong PDF tools. As more people use PDFgear, we improve the product; keeping it free is part of that mission.

Is my data safe with PDFgear?

Yes. PDFgear processes your files locally on your PC. We do not store or upload your documents; your data stays on your device.

What platforms is PDFgear compatible with?

PDFgear supports Windows 10 and 11. A native Windows app gives you the best performance for editing, converting, and signing PDFs.

What AI features does PDFgear have?

PDFgear’s AI lets you summarize PDFs, ask questions about your documents, and give commands in plain language (e.g. “compress this PDF” or “delete page 5”). No need to learn every menu—just describe what you want.