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Make Scanned PDFs Searchable Online
Run optical character recognition on a scanned PDF to add searchable text. Keep the page images while making recognized words available for search and selection.
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OCR PDF
Extract text from scanned PDFs
How to run OCR on a scanned PDF
Prepare the source
Choose a scanned PDF.
Review the settings
Select the language that matches the printed text.
Check the result
Start Conversion, download the searchable PDF and verify recognized names and numbers.
Supported formats and limitations
Input: PDF. Output: Searchable PDF. Accuracy depends on the scan and installed server language packs. Handwriting, stamps and complex layouts require careful review.
Processing runs on the server after you select Start Conversion. The interface accepts files up to 500 MB; service and connection limits can be lower. No installation or account is required. Read our file processing privacy policy.
Why Use ConvertFast's OCR PDF?
- Add a text layer to scanned PDF pages.
- Choose a recognition language from the available options.
Frequently Asked Questions
Does OCR return a text file?
This tool returns a searchable PDF. Use PDF to Text afterward if you need a TXT file.
Will OCR correct errors in the original?
No. OCR attempts to recognize visible characters and can introduce recognition errors. Always check critical values against the scan.
Ready? It's Free.
No account required. Input rules appear before you upload.
Open OCR PDF ToolNeed more detail? Read the step-by-step OCR PDF guide.