Free French PDF OCR: Make Scanned Documents Searchable

What Is OCR and Why Do You Need It?

OCR (Optical Character Recognition) is a technology that transforms text contained in an image into machine-readable, searchable and selectable text. If you have scanned PDFs — contracts, invoices, administrative forms — OCR is the key to bringing these locked documents back to life.

Why Is French OCR Important?

The French language contains specific characters (accents, cedillas, diaereses) that some English OCR engines don't recognize correctly. An OCR engine configured for French ensures much higher accuracy on your French-language documents.

How to Use PurePDF OCR for Your French Documents

Our OCR tool uses Tesseract.js, a world-class open source recognition engine. It supports French and English, and preserves the original layout of your document.

1. Import your scanned PDF.
2. Select the language: French.
3. Start the OCR conversion.
4. Download your searchable PDF with selectable text.

The Advantages of Local Processing for OCR

OCR requires analyzing each page of your document in detail. With a cloud service, this means sending potentially confidential pages to a remote server. PurePDF runs all analysis in your browser, ensuring your sensitive documents never leave your computer.

Frequently Asked Questions

What is the accuracy of French OCR?

Accuracy depends on scan quality. On a clear, well-digitized document (minimum 300 DPI), French OCR typically achieves 95-99% accuracy.

Does OCR preserve images and tables?

Yes, PurePDF generates a new PDF that fully preserves the original document's layout, images and tables, with an invisible text layer added on top.

Can I use OCR offline?

Once the page is loaded, yes! The OCR model is downloaded to your browser and works without internet connection.