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Keyword Extractor from PDF

Extract keywords from PDF and use them for your website optimization!

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Min word length

To analyze keywords in a PDF document, use "PDF Extract Keywords".

To do this, we offer a free online application "PDF Keyword Analysis", which allows you to extract keywords from PDF documents. Once extracted, the list of keywords will be displayed in the output area and you can save it for further SEO analysis.

Keyword research is one of the main tasks in SEO, which helps to create a semantic core and improve the site's position in search results. Our keyword analyzer for PDF documents allows you to optimize a selected set of keywords and identify those that have not yet been used. You can easily view all the words related to a particular document and use them in your website's SEO analysis or market research.

For more effective keyword research in your PDF document, it is recommended to study the semantics of competitors, use search suggestions and keywords in advertising. Our browser-based app is supported on all platforms including Windows, Linux, Mac OS, Android and iOS and does not require registration, plugins or software. Just select any PDF document, get the results and use the list of keywords to optimize your site. Try our app right now!
  • Quick way to extract keywords from PDF
  • Getting the keywords you need
  • Result sorted by number of occurrences
  • Simple query formation
  • Save and download results in popular formats

How to use PDF Keyword Extractor

  • Select the PDF for research keywords.
  • Click the “Extract“ button. The tool will automatically select all the most used and most important words from the PDF. Wait for the operation to complete.
  • The keyword list will appear as a table immediately after extraction.
  • The switcher will help you analyze both single words and phrases.
  • Copy result to clipboard or save as JSON


How can I extract keywords from a PDF?

First, you need to add a PDF for extraction. Then, click the “Extract“ button. When the process is completed, the Keyword Extractor will give you the result in the text field.

How long does it take to extract keywords?

It depends on the amount of content. For example, 1000 words took 15 seconds.

Can I work on Linux, Mac OS, iOS or Android?

Yes, you can use Keyword Extractor on any operating system with a web browser. Our application works online and does not require any software installation.

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