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Convert Documents
Instantly with AI

Transform PDF, Word, and Excel files in seconds. Our AI engine preserves formatting, tables, and supports 50+ languages including CJK characters.

10M+ Files Converted
99.9% Accuracy Rate
100% GDPR Compliant
Start Converting — It's Free

All-in-One PDF Toolkit

13 powerful tools, all free. No signup, no installation, no limits on quality.

Convert

PDF
DOC

PDF to Word

AI-powered extraction preserves layout, fonts, and tables.

PDF
XLS

PDF to Excel

Detect and extract tables from PDFs into editable spreadsheets.

DOC
PDF

Word to PDF

Pixel-perfect rendering with full Unicode support.

XLS
PDF

Excel to PDF

Transform spreadsheets into professional PDF documents.

PDF
JPG

PDF to JPG

Export PDF pages as high-quality JPEG images.

JPG
PDF

JPG to PDF

Combine images into a single PDF document.

Optimize & Organize

PDF
ZIP

Compress PDF

Reduce PDF file size while maintaining visual quality.

PDF
PDF

Merge PDF

Combine multiple PDFs into one organized document.

PDF
1..N

Split PDF

Extract every page into individual PDF files.

PDF
90°

Rotate PDF

Rotate pages 90°, 180° or 270° with one click.

Security

PDF
Aa

Watermark PDF

Add custom text watermark to every page for branding or security.

PDF
🔒

Protect PDF

Encrypt PDF with a password using AES-256 encryption.

PDF
🔓

Unlock PDF

Remove password protection from your PDF files.

PDF to Word

AI Enhanced

Upload your PDF file and our AI will convert it to an editable Word document.

Drag & drop your file here

or

Max 6MB • .pdf files only

Why Choose DocuAI?

Built with cutting-edge AI and enterprise-grade security.

AI-Powered Engine

Our neural network analyzes document structure, recognizes tables, headers, and formatting to deliver superior conversion accuracy.

50+ Languages

Full Unicode support including Chinese, Japanese, Korean, Arabic, Hindi, and all special characters. No garbled text, ever.

Lightning Fast

Serverless cloud architecture processes your documents in seconds. No waiting, no queues — instant results.

Bank-Level Security

Files are processed in-memory and deleted immediately. Zero storage, zero logs, 100% GDPR compliant. We never see your data.

No Installation

Works entirely in your browser. No software to download, no signup required. Just upload and convert.

Free Forever

Core conversion tools are free with no hidden limits. Premium features available for power users who need more.

How It Works

Three simple steps to convert any document.

1

Upload

Drag & drop or browse to select your file. We support PDF, DOCX, and XLSX formats up to 6MB.

2

AI Converts

Our AI engine analyzes the document structure, extracts content, and rebuilds it in the target format.

3

Download

Your converted file is ready instantly. Download it and your original file is permanently deleted from our servers.

Frequently Asked Questions

Yes! All 13 tools are completely free — convert, compress, merge, split, rotate, watermark, protect, and unlock PDFs without any signup or payment. We offer premium plans for power users who need higher volume.

Our AI engine uses advanced neural network models to understand document structure — including tables, headers, paragraphs, and formatting. Unlike simple text extractors, our AI preserves the visual layout and semantic meaning of your documents, resulting in much higher quality conversions.

Absolutely. All files are processed entirely in-memory and are never written to disk. Your documents are permanently deleted immediately after conversion. We maintain zero logs of file content and are fully GDPR compliant. We physically cannot access your documents.

We support PDF (.pdf), Word (.docx), Excel (.xlsx), and image formats (JPG, PNG, BMP, TIFF, WebP). Convert between these formats, plus compress, merge, split, rotate, watermark, protect, and unlock PDFs — 13 tools in total.

The maximum file size is 6MB per document. This covers the vast majority of business documents, reports, and spreadsheets. If you need to convert larger files, contact us about our enterprise solutions.

Yes! DocuAI has full Unicode support including CJK (Chinese, Japanese, Korean) characters, Arabic, Hindi, Cyrillic, and all special characters and smart punctuation. Our AI engine uses specialized CJK fonts to ensure perfect rendering without any garbled text or missing characters.

Yes, DocuAI is fully responsive and works on any device — desktop, tablet, or mobile phone. Simply open the website in your browser, upload your file, and download the converted document.

Yes! We offer a full REST API for developers who want to integrate document conversion into their own applications. Check out our API on RapidAPI for documentation, pricing, and code examples in multiple programming languages.