Free Keyword Density Checker
Analyze your text to find the most frequently used words and phrases. Ensure your content is perfectly optimized for search engines without over-optimizing.
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Why check keyword density? Avoid Keyword Stuffing
In the early days of SEO, webmasters would cram target keywords into their pages as many times as possible to rank higher. This practice is known as keyword stuffing. Today, search engine algorithms (like Google's Helpful Content Update) are incredibly sophisticated. If they detect an unnaturally high frequency of a specific word, your page will likely be penalized or de-indexed. Using a keyword density checker helps you maintain a natural, readable flow while ensuring search engines still understand the primary topic of your page.
How to Use This SEO Keyword Analyzer
- Copy the text from your blog post, article, or webpage.
- Paste the text into the large input box above.
- Leave the Ignore Stop Words toggle enabled to automatically filter out non-essential words like "the," "is," and "and."
- Review the quick stats scoreboard to see your total word count and character count.
- Analyze the generated tables to see your top 1-word, 2-word, and 3-word phrases. Keep an eye out for any density warnings (over 5%).
Frequently Asked Questions
What is the ideal keyword density for SEO?+
While there is no strict "magic number," most SEO experts recommend keeping your primary target keyword density between 1% and 3%. Anything above 5% may start to look suspicious to search engine algorithms. Instead of forcing exact match keywords, focus on writing naturally and using synonyms (LSI keywords).
What are 2-word and 3-word phrases?+
In data analysis, these are known as n-grams. Analyzing multi-word phrases (long-tail keywords) is often more valuable than looking at single words. For example, knowing that "software" appears 10 times is helpful, but knowing that "inventory management software" appears 5 times tells you exactly what specific topic the text is optimized for.
What are stop words?+
Stop words are the most commonly used words in a language, such as 'a', 'the', 'is', 'at', and 'which'. Search engines historically ignore these words because they don't carry significant semantic meaning. Our tool allows you to filter them out so you can analyze the actual topical keywords of your content.
Does this tool store my text?+
No. This tool processes all text locally within your web browser using JavaScript. We do not upload, store, or transmit your text or articles to any external servers, ensuring 100% privacy and security for your drafts.