OCR PDF Online — Free Text Recognition

Transform scanned PDFs from images into searchable, selectable text documents using AI-powered OCR.

Files never leave your browserInstant processingNo signup required

OCR PDF

Extract text from scanned PDFs and images using optical character recognition.

Use OCR PDF Now

How to OCR PDF online free

1

Upload Scanned PDF

Select a PDF created from scanning or photographing paper documents.

2

Run OCR

Our OCR engine reads all text from the scanned images and creates a searchable text layer.

3

Download Searchable PDF

Your PDF now has selectable, searchable, and copyable text. Use Ctrl+F to find anything.

Why OCR PDF online free?

Scanned PDFs are essentially photographs of paper — you can see the text but you can't search it, select it, or copy it. OCR changes that by reading the text from the images and adding a digital text layer. After OCR, you can search the document with Ctrl+F, copy text, and even convert to editable formats like Word. AskPDF's OCR uses modern AI-powered text recognition for high accuracy on printed text.

Frequently Asked Questions

What is OCR?
OCR (Optical Character Recognition) is technology that reads text from images. It converts pictures of text (like scanned pages) into actual digital text.
Will the PDF look different?
The visual appearance stays the same. An invisible text layer is added behind the scanned images, making the text searchable and selectable.
What languages does OCR support?
We support English and most Latin-script languages. Support for additional scripts is coming.
How accurate is the OCR?
Very accurate for clearly printed text. Handwriting, very small text, and low-quality scans may have some errors.

Related PDF Tools

make scanned PDF searchable

Free online tool →

extract text from scanned PDF

Free online tool →

convert scanned PDF to Word

Free online tool →

Need more? Chat with your PDF using AI

Ask questions, get summaries, extract data — our AI reads your document so you don't have to.

Try AI PDF Chat