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PDFMinify

OCR PDF — Make Scanned Documents Searchable

Updated: Apr 5, 2026

Quick Answer

Upload a scanned PDF to PDFMinify's OCR tool and it will analyze each page image to extract text. The result is a searchable PDF where you can select, copy, and find text. Supports over 30 languages including documents with mixed scripts.

Scanned documents are essentially photographs wrapped in a PDF container. You cannot search them, copy text from them, or convert them to Word. OCR (Optical Character Recognition) solves this by reading the images and creating a text layer that sits invisibly on top of the original scan. The visual appearance stays identical, but now every word is searchable and selectable.

Step-by-Step Guide

  1. 1

    Open the OCR PDF tool.

  2. 2

    Upload your scanned PDF document.

  3. 3

    The OCR engine processes each page, identifying characters and words from the scanned images.

  4. 4

    Download the result — a PDF that looks identical to the original but with a full text layer underneath.

  5. 5

    Test searchability by pressing Ctrl+F and searching for a word you can see on the page.

Expert Tips

  • Higher scan resolution (300 DPI or above) produces significantly better OCR accuracy.
  • If the scan is skewed or rotated, straighten it using the Rotate PDF tool before running OCR.
  • For handwritten documents, the AI-powered OCR option provides better recognition than standard OCR.
  • After OCR, convert to Word if you need to edit the text — the text layer makes conversion much more accurate.
  • Batch processing on Pro plans lets you OCR entire document archives in one session.

Frequently Asked Questions

Does OCR change how the PDF looks?
No. The visual appearance is preserved exactly. OCR adds an invisible text layer behind the scanned images.
How accurate is the text recognition?
Standard OCR achieves 95-99% accuracy on clearly printed text at 300 DPI. Degraded scans or unusual fonts may have lower accuracy.
Can OCR handle multiple languages in one document?
Yes. The engine automatically detects and processes multiple scripts on the same page.