Keyword Density Checker — Free Online Tool
Analyze keyword frequency and density for any URL or text. Free SEO tool.
About Keyword Density Checker
Keyword Density Checker analyzes the frequency and distribution of keywords across any webpage or text. Enter a URL to scan a live page, or paste custom text to analyze your draft content. The tool calculates overall keyword density, single-word frequency, two-word phrase frequency, and three-word phrase frequency. Results are sorted by density to help you identify over-optimization, keyword stuffing risks, and opportunities to better distribute your target terms. Essential for on-page SEO optimization.
How to Use Keyword Density Checker
Enter content
Paste a URL to analyze a live page, or type/paste your own text content directly.
Run analysis
Click Analyze to process the content and calculate keyword frequencies.
Review density data
Examine single-word, two-word, and three-word phrase densities in the results table.
Optimize your content
Use the insights to adjust your keyword usage for better balance and natural language.
Frequently Asked Questions
What is a good keyword density?
Most SEO experts recommend a keyword density of 1-3% for your primary keyword. Anything above 5% may trigger keyword stuffing penalties from Google.
Should I aim for an exact keyword density percentage?
No. Write naturally for your readers first. Keyword density is a diagnostic metric, not a ranking target. Focus on clear, helpful content that naturally includes relevant terms.
Does this tool analyze multi-word phrases?
Yes! The checker shows single words, two-word phrases, and three-word phrases with their respective densities.
Can I analyze my competitor's keyword usage?
Absolutely. Enter any URL to see what keywords and phrases a competitor's page is targeting.