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Keyword Extractor

Extract important keywords and phrases from any text automatically. Perfect for SEO analysis, content optimization, and identifying key topics in documents.

Extracted keywords will appear here...

💡 How to Use This Tool

Extract keywords and phrases from any text in seconds. Follow these simple steps:

1

Paste Your Text

Enter or paste the text you want to analyze (articles, documents, web content).

2

Adjust Settings

Set minimum word length, maximum keywords, and phrase options.

3

Extract Keywords

Click "Extract Keywords" to analyze and find important terms.

4

Copy Results

Click any keyword to copy it, or use "Copy All" for the full list.

📖 About Keyword Extractor

What is Keyword Extractor?

Keyword Extractor is a free online tool that automatically identifies and extracts the most important keywords and phrases from any text. It uses word frequency analysis and intelligent filtering to find the terms that best represent your content.

Common Use Cases

  • SEO Optimization: Identify key terms to target for better search engine rankings
  • Content Analysis: Understand the main topics and themes in articles, blogs, or documents
  • Research: Quickly summarize large texts by extracting core concepts
  • Social Media: Find the best hashtags and keywords for your posts
  • Academic Writing: Identify key terms for abstracts and keyword sections

Key Features

Frequency-Based Extraction

The tool analyzes word frequency to identify the most commonly used and significant terms in your text.

Stop Word Filtering

Automatically removes common words (the, is, at, etc.) to focus on meaningful keywords.

Adjustable Settings

Customize the minimum word length and maximum number of keywords to extract.

Case Normalization

Keywords are normalized to lowercase for accurate frequency counting.

Phrase Detection

Identifies common two-word phrases (bigrams) in addition to single keywords.

Privacy & Security

All text processing happens directly in your browser using JavaScript. Your content never leaves your device and is not stored or transmitted to any server.

Technical Details

The extraction algorithm:

  1. Tokenizes text into individual words
  2. Removes punctuation and normalizes case
  3. Filters out common stop words
  4. Counts word frequencies
  5. Identifies significant two-word phrases
  6. Ranks and returns the top keywords

❓ Frequently Asked Questions

Yes! All text processing happens locally in your browser using JavaScript. Your text never leaves your device and is not sent to any server.
The tool analyzes word frequency in your text, removes common stop words (like "the", "is", "and"), and identifies the most frequently used meaningful terms. It also detects common two-word phrases.
Stop words are common words that usually don't carry significant meaning (articles, prepositions, conjunctions). Examples include "the", "is", "at", "which", and "on". These are filtered out to focus on meaningful keywords.
Absolutely! This tool helps identify the most prominent terms in your content, which can guide your SEO strategy by showing which keywords your content naturally emphasizes.
No! Since all processing happens in your browser, there are no server limits. However, very long texts may take a moment to process depending on your device.

Version History

1.0.0

Initial release

Jan 24, 2026