Make PDF Searchable with OCR

Add a text layer so scanned PDFs become easier to search, copy, and index

Drop scanned PDF here

or select a file from your device

Supported: .pdf

-
-
This tool attempts OCR-backed searchable output when OCR dependencies are available. Otherwise it preserves any existing text layer in the document.

Searchable PDF Ready

Your searchable PDF is ready to download.

Download PDF
Creating searchable PDF...
Searchable PDF Notes
Best for scanned documents, paper forms, and image-based PDFs.
Searchable output helps with copy/paste, indexing, and accessibility.
Text accuracy depends on scan quality and source clarity.

Make PDF Searchable with OCR Online — Complete Guide

Scanned PDFs look like text but cannot be searched or copied until they have an OCR text layer. PdfPeaks Make PDF Searchable adds a hidden text layer aligned to each page so you can find words, copy paragraphs, and index archives — without desktop OCR software.

How It Works

Upload a scanned or image-based PDF. The pipeline analyses each page, recognizes characters, and embeds a searchable text layer while keeping the original visual appearance. Download the result and use Ctrl+F / Cmd+F in any standard PDF reader.

  • Step 1 — Upload: Add a scanned or image-only PDF (clear, straight pages work best).
  • Step 2 — OCR: Processing builds a text layer under the scan for each page.
  • Step 3 — Download: Open the searchable PDF and search, select, or copy text.

Security & Privacy

Everyday PDF and image utilities keep handling simple. When you use the searchable PDF / OCR tool on PdfPeaks, files move over encrypted HTTPS/TLS, run on secure servers in isolated temporary storage, and are used only for that job. Uploaded files and outputs are not permanently stored, are not used to train machine-learning models, and are never sold or shared with third parties for marketing. Temporary files are automatically removed after processing. For full details, see our Privacy Policy and Terms of Service.

Common Use Cases

Professionals, students, and everyday users rely on this tool for tasks such as:

  • Research & archives: Find keywords across scanned books and reports.
  • Compliance: Make image-only filings selectable for review.
  • Accessibility: Improve copy/paste and assistive-tech access to scans.
  • Conversion prep: OCR before PDF to Word or Translate PDF.
  • Invoice batches: Search vendor names across multi-page scan packs.

Tips for Best Results

Scan at 300 DPI or higher with even lighting for best accuracy. Already have selectable text? The tool preserves it. Need plain text export? Use Extract Text. Compress after OCR, not before. Full walkthrough: make a scanned PDF searchable with OCR. Supported format: PDF (.pdf).

Related guides

Browse all PDF & image guides

Frequently Asked Questions

OCR adds an invisible text layer under the scan so you can search, copy, and select text without changing how the page looks.

No. The visible appearance stays the same; only a hidden text layer is added for search and copy.

Accuracy depends on scan quality. Use 300 DPI or higher, even lighting, and straight pages for the best results.

Yes. Each page is processed and returned as one searchable PDF.

Existing text layers are preserved. OCR helps most on image-only or camera-scanned pages.

Files are transferred over HTTPS, processed in temporary storage, and deleted after processing. We do not sell your documents.

No. Standard use works without signup.

Yes. PdfPeaks OCR / searchable PDF tools are free within normal file-size limits.

Rate Make Searchable

Loading ratings…
Loading reviews…