PDF

Make PDF Searchable — Add an OCR Text Layer, Pages Unchanged

Add an invisible text layer to scanned PDFs so you can search, select and copy — pages look the same.

Local Processing Your file stays on your device. Processing happens locally in your browser.

Drop a file here or click to choose

Your file stays on your device. Processing happens locally in your browser.

Adds an invisible text layer to scanned pages so you can search, select and copy the text. The pages look exactly the same. English and Bangla.

For example 1-3, 5, 8- (“8-” means from page 8 to the end). Also: odd, even, last.

The OCR engine (about 8 MB) downloads once from this site. Your file stays on this device.

What is Make PDF Searchable?

Make PDF Searchable adds an invisible text layer to scanned pages so Ctrl+F, copy and screen readers work, while each page looks exactly as before. OCR runs in your browser in English, Bangla or both, and pages that already have text are left alone.

Make scanned PDFs searchable without changing how they look. OCR places invisible text behind each page image, so you can search, select and copy — Ctrl+F works again. Pages that already have text are skipped.

Key features

  • Invisible text layer behind each page image
  • Pages look identical
  • English, Bangla or both
  • Pages with text skipped by default
  • Runs in your browser — the PDF is never uploaded

Popular uses

  • Search inside scanned books and archives
  • Let screen readers read scanned documents
  • Copy quotes from scanned reports

Supported formats

Input: scanned PDF. Output: searchable PDF.

Troubleshooting

  • Search finds the wrong words OCR isn't perfect. Use the small-text quality on fine print and check the chosen language.
  • The page says the PDF is too large for this device Large PDFs have to fit in your browser's memory. Close other tabs, use a computer instead of a phone, or split the PDF into smaller parts first.

Also known as: Searchable PDF, OCR text layer, Ctrl+F scanned PDF.

How it works

  1. Choose a scanned PDF; it stays on your device.
  2. Pick the language — English, Bangla or both.
  3. Download the searchable PDF; pages look exactly as before.

FAQ

Will my pages look different?

No. The page images stay as they are; an invisible text layer is placed underneath for search and copy.

What if pages already have text?

Pages that already contain text are skipped by default.

Is my PDF uploaded?

No. The PDF is opened and processed in your browser; it never leaves your device.

Will the file get bigger?

Slightly — the text layer adds a few kilobytes per page. Run Compress PDF afterwards if needed.

↑↓ move Enter open CtrlK search anywhere

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