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  1. Home
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  3. PDF OCR

PDF OCR — Make Scanned PDFs Searchable & Extract Text

Need to OCR a PDF? Free online tool to convert scanned PDFs and images into searchable, selectable PDF documents. Extract text from PDF files, make scanned documents searchable, and digitize your paperwork. Fast, secure, and 100% private — all in your browser.

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Rated by 50,000+ users
5M+ Images Processed100+ Countries100% Browser-Based
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Powerful Features

Make PDFs Searchable

Convert scanned PDFs and image-based documents into fully searchable PDFs with selectable text

Extract Text

Extract all text from scanned PDFs — copy, search, and edit content from previously unselectable documents

Multi-Language Support

OCR in 15+ languages including English, Spanish, Chinese, Japanese, Arabic, and more

Preserve Document Layout

Maintain original formatting, columns, tables, and text positioning in the searchable output

Auto Image Enhancement

Automatic deskew, contrast adjustment, and noise removal for better OCR accuracy

High Accuracy OCR

Advanced Tesseract OCR engine with configurable precision modes for maximum text recognition

Invisible Text Layer

Adds searchable text layer over original images — PDF looks identical but is now searchable

100% Private

OCR processes entirely in your browser. Your documents never leave your device

Completely Free

No signup, no watermark, no limits — OCR as many PDFs as you need

How to OCR PDF Files — 3 Simple Steps

3 steps
01

1. Upload Scanned PDF

Select your scanned or image-based PDF file. Best for documents that don't have selectable text.
02

2. Configure OCR Settings

Choose document language, output type, and processing mode for best results.
03

3. Download Searchable PDF

Click 'Start OCR' and download your searchable PDF with selectable, copyable text.
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When You Need PDF OCR

Digitize Scanned Documents
Convert paper documents scanned to PDF into searchable digital files
Make Archives Searchable
OCR old scanned records and archives to enable full-text search
Extract Data from Invoices
Extract text from scanned invoices and receipts for data entry
Search Legal Documents
Make scanned contracts and legal documents searchable by keyword
Accessible Documents
Create searchable PDFs for screen readers and accessibility tools
Research & Study
OCR scanned textbooks and research papers to copy and cite text

Why Use Our PDF OCR?

Most online OCR tools upload your documents to external servers — a serious privacy risk for confidential documents. Our PDF OCR works entirely in your browser: your sensitive documents never leave your device. Advanced Tesseract OCR engine with multi-language support, image enhancement, and flexible output options — all completely free and private.

100% Private & Secure

OCR processes entirely in your browser — no server uploads ever

Advanced OCR Engine

Powered by Tesseract — industry-leading open-source OCR technology

15+ Languages

Recognize text in English, Chinese, Japanese, Arabic, and many more

Auto Image Enhancement

Deskew, contrast adjustment, and noise removal for better results

Multiple Output Formats

Get searchable PDF, extracted text file, or both

Preserve Original Layout

Text position, columns, and formatting remain intact

Page Range Selection

OCR only the pages you need — save processing time

Free Forever

No signup, no watermark, no limits — completely free

PDF OCR — Complete Guide to Making Scanned PDFs Searchable

Need to OCR a PDF? OCR (Optical Character Recognition) technology converts scanned documents and image-based PDFs into searchable, selectable text files. Whether you're digitizing paper records, making archives searchable, or extracting data from invoices, PDF OCR is essential. Our free PDF OCR tool processes everything in your browser — no uploads, no privacy risks, completely secure.

How to OCR a PDF File

Making a PDF searchable with OCR is simple: 1. Upload your scanned or image-based PDF 2. Select the document language(s) 3. Choose output type (searchable PDF, text extraction, or both) 4. Enable image enhancement for better results 5. Click 'Start OCR' and wait for processing 6. Download your searchable PDF with selectable text All processing happens locally — your files stay on your device.

Common PDF OCR Use Cases

PDF OCR is valuable for many scenarios: • Document digitization — Convert paper archives to searchable digital files • Data extraction — Pull text from scanned invoices and forms • Legal discovery — Make scanned legal documents keyword-searchable • Academic research — OCR scanned books and journals for text citation • Accessibility — Create screen-reader-friendly documents • Business records — Digitize and search old business documents OCR transforms static images into usable, searchable data.

OCR Accuracy and Best Practices

For best OCR results: • Use high-quality scans (300 DPI or higher) • Enable auto-enhance for contrast improvement • Use deskew for tilted pages • Select the correct language • Choose 'Precise' mode for critical documents • Clean background noise for older documents Our OCR typically achieves 90-99% accuracy on well-scanned documents.

Multi-Language OCR Support

Our PDF OCR supports 15+ languages including English, Spanish, French, German, Italian, Portuguese, Russian, Chinese (Simplified & Traditional), Japanese, Korean, Arabic, and Hindi. Select 'Multiple Languages' for documents containing mixed languages.

Private PDF OCR — No Server Uploads

Most online PDF OCR tools upload your documents to their servers — exposing sensitive information. Our PDF OCR uses Tesseract.js to process everything locally in your browser. No files are ever sent over the internet — perfect for confidential business documents, legal papers, and personal records.

Start OCR: Make Your PDFs Searchable Today

Convert scanned PDFs into searchable, selectable documents. Use our free PDF OCR tool — multi-language support, image enhancement, text extraction, and more. 100% free, private, and no signup required.

Frequently Asked Questions About PDF OCR

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