Need to extract text from a scanned PDF in English, Spanish, French, Thai, Chinese, Arabic, or another language? Here is how to run multi-language OCR for free.
Navigate to the OCR tool in any browser. The Tesseract OCR engine supports over 30 languages.
Use the language picker to select the primary language of your document. Upload your scanned PDF.
Tip: For Thai documents, select Thai in the language picker. The engine includes Thai character recognition for standard fonts.
Click Scan All Pages. Text is extracted from every page. Review blocks, correct errors, then click Save PDF to download the searchable version.
Over 30 languages including English, Spanish, French, German, Russian, Chinese (Simplified and Traditional), Japanese, Korean, Arabic, Thai, Hindi, and more.
Yes. Select Thai in the language picker before scanning.
Yes — all language support is free with no account required.