PDF OCR — Scanned PDF to Text
Extract text from scanned PDFs with OCR — pages are rendered and recognized in your browser.
Best for: Use it any time a pdf ocr — scanned pdf to text would help: pdf ocr, scanned pdf to text, ocr pdf online, quick comparisons, or a sanity check.
Purpose: Extract text from scanned PDFs with OCR — pages are rendered and recognized in your browser.
Input
How it's calculated & sources
Method: each PDF page is rendered to an image by pdf.js, then recognized by Tesseract OCR — both running in your browser via WebAssembly. Your PDF is never uploaded; the engines load from a CDN on first use.
Free & no sign-up · runs entirely in your browser. Results are estimates for general information, not professional advice — verify important decisions with a qualified expert. Last reviewed June 2026.
Frequently asked questions
When do I need OCR instead of PDF-to-Text?+
Use PDF-to-Text for digital PDFs (text copied straight from the file). Scanned documents and photos of documents have no text layer — OCR reads the pixels.
How accurate is it?+
Clean 300-DPI scans of printed text are typically 95%+ accurate. Handwriting, skewed pages and low-resolution scans reduce accuracy.
Is there a page limit?+
25 pages per run to keep your browser responsive — split larger PDFs with our PDF Splitter first.
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