Keyword Density Checker
Calculate keyword density using your entered campaign figures.
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What this tool does
Calculate keyword density using your entered campaign figures. Density is a description of the entered text, not a ranking target — there is no ideal percentage, and repeating a phrase to raise it usually makes the text worse for readers.
How to use the Keyword Density Checker
- Enter or select text to analyze.
- Read the calculated result; change any measurement to compare alternatives.
Formula
tokenize the text into lowercase words; for 1-, 2- and 3-word phrases count occurrences and calculate density=occurrences×words in phrase/total words×100
- text
- Text to analyze
Density is a description of the entered text, not a ranking target — there is no ideal percentage, and repeating a phrase to raise it usually makes the text worse for readers.
Worked example
For keyword density checker, the following measurements illustrate the exact method: Text to analyze: Free calculators help visitors plan projects. These calculators run in the browser, so calculators stay private and fast. Use the calculators to check a budget, compare options and share the results with your team..
Inputs
- Text to analyzeFree calculators help visitors plan projects. These calculators run in the browser, so calculators stay private and fast. Use the calculators to check a budget, compare options and share the results with your team.
Result
- Total words34
- Unique words28
Results explained
- Total words
- Total words from the formula above. Density is a description of the entered text, not a ranking target — there is no ideal percentage, and repeating a phrase to raise it usually makes the text worse for readers.
- Unique words
- Unique words from the formula above. Density is a description of the entered text, not a ranking target — there is no ideal percentage, and repeating a phrase to raise it usually makes the text worse for readers.
Frequently asked questions
tokenize the text into lowercase words; for 1-, 2- and 3-word phrases count occurrences and calculate density=occurrences×words in phrase/total words×100
Density is a description of the entered text, not a ranking target — there is no ideal percentage, and repeating a phrase to raise it usually makes the text worse for readers.
No. Enter your own figures; no third-party SEO, live-data or AI API is used.
No. Figures are measurements or estimates using the supplied inputs, not a ranking or revenue guarantee.
No. Calculations run locally and the entered content never leaves your browser.