Keyword Density Checker — Analyze Keyword Frequency & Density
Free online keyword density checker to analyze keyword frequency and density in your content. Detect keyword stuffing, identify over-used and under-used terms, and check 2-word and 3-word phrase density. All processing happens client-side — your content stays private. Essential for on-page SEO optimization.
Target Keyword
Min word length
3Show top
30Include stop words
the, a, and, of…
Density Scale
Ideal range: 1–2.5% for primary keywords
Sort By
Content
Paste your content above to analyze
Supports any text — articles, blog posts, product descriptions
How to Use Keyword Density Checker
Paste Your Content
Paste your article, blog post, or any text content into the input area
Set Options
Configure minimum word length, stop word filtering, and phrase length preferences
Analyze Results
View keyword frequency, density percentages, and phrase occurrences in the results table
Optimize Based on Insights
Use the SEO insights to adjust keyword usage and avoid stuffing
Frequently Asked Questions
Keyword density is the percentage of times a keyword or phrase appears in your content relative to the total word count. It helps gauge keyword relevance.
There is no fixed ideal density, but a natural 1-3% range is generally recommended. Avoid keyword stuffing as it can lead to search engine penalties.
While keyword density is not a direct ranking factor, using keywords naturally in your content helps search engines understand relevance and improves SEO.
Keyword stuffing is the practice of excessively using keywords in content to manipulate rankings. It creates a poor user experience and can result in search engine penalties.
Try an Example
Sample article text
Keyword density is important for SEO. Understanding keyword density helps content writers create better SEO content. The right keyword density improves search rankings and keyword visibility.
30 words · keyword appears 3 times · 10% density
Keyword "keyword" appears 3 times (10%) — consider reducing to 1-2.5% ideal range
Stop searching.
Start doing.
Everything you need is already here — free, fast, and ready to use. No accounts. No limits. No excuses.