What are n-grams in keyword analysis?

N-grams are contiguous sequences of n words from a text. Unigrams (1-word), bigrams (2-word), trigrams (3-word), and quadgrams (4-word) help identify commonly repeated phrases and keyword patterns in your content.

What are stop words and should I filter them?

Stop words are common words like 'the', 'is', 'at', 'which' that appear frequently but carry little meaning. Filtering them helps you focus on the meaningful keywords in your content. Our tool lets you toggle stop word filtering on or off.

What is a good keyword density for SEO?

Most SEO experts recommend a keyword density of 1-3% for your primary keyword. Going above 3-4% may be seen as keyword stuffing by search engines. Focus on natural writing and use related keywords and synonyms alongside your target keyword.

Is this keyword density tool free to use?

Yes! This keyword density analyzer is completely free to use with no signup required. All analysis is performed in your browser — your text is never stored on our servers.

Free Online Keyword Density Analyzer (No Signup)

We fetch the page content client-side. Some sites may block cross-origin requests.

⚙️ Analysis Options

Filter stop words 1-word phrases 2-word phrases 3-word phrases 4-word phrases Case-insensitive Include numbers Min frequency: 2+

Exclude keywords (one per line):

What is Keyword Density?

Keyword density measures how often a keyword or phrase appears in a text relative to the total word count. It is calculated as: (keyword count ÷ total words) × 100%. Search engines use keyword density as one of many signals to understand what a page is about.

How to Use This Tool

Paste text directly or enter a URL to fetch page content
Toggle stop word filtering to focus on meaningful keywords
Analyze 1 to 4-word phrases (n-grams) for comprehensive coverage
Click column headers to sort results by keyword, frequency, or density
Click any keyword to highlight it in your original text
Export to CSV or copy results to clipboard for your workflow

SEO Tips

Aim for 1–3% density for primary keywords
Densities above 3–4% may be flagged as keyword stuffing
Use related keywords and synonyms naturally throughout your content
Pay attention to 2-3 word phrases — they often reflect long-tail search queries
Check your heading tags contain relevant keywords

🔍 Keyword Density Analyzer

What is Keyword Density?

How to Use This Tool

SEO Tips