OCR PDF

Make scanned PDFs searchable with 100+ language support.

or drop PDF files here

How to do

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3 quick steps to OCR your PDF.

1

Upload your scanned PDFs

Drag and drop one or more PDFs, or click to select them. AziPDF only OCRs pages that don't already have real text.

2

Pick up to 3 languages

Choose the languages your document is written in — mixed-language pages get the right glyphs for each script automatically.

3

Download your searchable PDF

AziPDF adds an invisible, selectable text layer under the original image — the visual layout never changes, just download and search.

FAQs

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Common questions about OCR PDF.

Yes. AziPDF performs OCR securely in your browser using Tesseract.js. Your PDF files are not uploaded to our servers, helping keep your documents private.
Talk with the AziPDF AI Voice Assistant using voice or text commands. Simply describe your task, and the AI can merge, split, compress, convert, edit, rotate, and chat with PDFs for you.
OCR (Optical Character Recognition) reads text from scanned or image-based PDFs and adds an invisible searchable text layer. Your PDF keeps its original appearance while allowing you to search, select, and copy text.
AziPDF OCR supports 100+ languages including English, Hindi, Arabic, Chinese, French, German, Spanish, Japanese, Korean, and many more. You can select up to 3 languages per conversion for mixed-language documents.
No. OCR only adds an invisible text layer beneath your original content. The visual layout, images, fonts, and colors are completely unchanged.
Yes. Upload multiple PDF files and AziPDF processes each one automatically. When you upload more than one file, the results are packaged into a ZIP archive for download.
OCR accuracy depends on the quality of the original scan. Clear, high-resolution documents usually produce the best results. AziPDF applies image preprocessing to help improve text recognition.
Yes. AziPDF is designed to recognize text in scanned and image-based PDF files, making them searchable, selectable, and easier to copy.
Scanned documents, books, invoices, receipts, and other image-based PDFs benefit most from OCR. If your PDF already contains searchable text, OCR is usually unnecessary.
Yes. AziPDF OCR works on Android phones, iPhones, tablets, laptops, and desktop computers using modern web browsers.