Free Online Tool
Free PDF Search Engine
Full-text search across any PDF document — instantly, privately, and completely free.
PDFSearch is a powerful PDF search engine that runs entirely in your browser. Upload PDF files from your computer, paste PDF URLs, or load entire collections — then run full-text queries to find exactly what you need. No data leaves your device.
Instant results
Search across hundreds of pages in milliseconds
100% private
Files never leave your browser — ever
No signup needed
Free forever, no account required
How it works
- 01
Load your PDF documents
Upload PDF files from your computer or paste PDF URLs. The search engine can handle up to 200 documents and thousands of pages in a single session.
- 02
Enter a full-text query
Type any word, phrase, name, number, or code into the search engine. It searches the complete text of every loaded PDF simultaneously.
- 03
Review ranked results
Results are grouped by document and ordered by match count. Each result shows the page number and surrounding text so you can immediately evaluate relevance.
- 04
Export your findings
Download all search results as a structured CSV file with document names, page numbers, and matched text for further analysis or reporting.
Frequently asked questions
Is PDFSearch a free PDF search engine?+
Yes. PDFSearch is completely free to use with no account, subscription, or usage limits (beyond browser memory constraints).
How does a PDF search engine work?+
PDFSearch uses Mozilla's pdf.js library to extract text from PDF documents entirely in your browser. It then performs fast in-memory full-text search across all extracted text, returning highlighted matches with page numbers.
Can I use PDFSearch as a document search engine?+
Yes. PDFSearch works as a full document search engine for your personal PDF collection. Load all your documents and search across all of them at once.
Does the free PDF search engine support large files?+
Yes. PDFSearch supports PDF files up to 50 MB each, with up to 200 files per session.
Can I search PDFs from the internet with this search engine?+
Yes. Paste any public HTTPS PDF URL and PDFSearch will fetch and index the document for you to search — no manual download needed.
Ready to search your PDFs?
Free, instant, and completely private. No signup, no downloads, no limits on how many PDFs you search.
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