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Use our new keyword density checker to uncover keyword frequency, detect overuse and receive AI-powered optimization tips. All in one quick and free tool.
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Choose input method
Choose input method – Select Text Input or URL Analysis.
Provide data
Provide data – Enter text or up to three URLs.
Adjust analysis settings
Adjust analysis settings – Configure stopwords, focus keywords, and output limits.
Run analysis
Run analysis – Click “Analyze Content” to generate keyword tables and AI suggestions.
Review & export
Review & export – View results, then download or copy them for reports.
Ideal keyword density is important for search engine visibility and keeping readers engaged with copy that reads naturally.
A general rule of thumb is roughly 1% to 2.5% density for your main keywords. Avoid anything over 3%, as this may lead to keyword stuffing penalties.
It’s also good to incorporate long-tail keywords, synonyms, and related terms, as this enhances text quality while keeping your writing feeling natural.
Strategic placement in titles, headings and the first 100 words can also improve SEO signals without reducing your web page’s readability.
Our tool, unlike other basic keyword counters, provides GPT-4.o mini AI-powered recommendations tailored to your content.
If keywords are overused or underused, the AI will make suggestions to integrate them more naturally. This may include a recommendation to use synonyms or perhaps alternative phrasing to keep things varied.
Suggestions are easily seen just below your focus keywords by clicking the ‘Show AI Suggestion’ button.
For a deeper level of content optimization, you can upgrade to our Content Optimizer for a best-in-class and industry-leading predictive SEO tool.
While keyword stuffing was used at one point for SEO optimization, it is now an outdated tactic that can damage both user experience and SEO performance.
Instead, focus on keyword harmony. Keyword harmony focuses on keeping your writing natural and balancing keywords to align with the reader’s intent.
Our tool makes it easy to quickly see any spots in your text that need improvement.
The final result? Better readability, stronger engagement, and improved search visibility.
Keyword density is still an important aspect of SEO.
You can see as much with online resources like Google’s spam policy, which notes that keyword stuffing is manipulative; being aware of keyword density can help you avoid keyword stuffing.
Google rewards contextually relevant content written for readers (not search engines). By staying focused on content quality and natural keyword placement (and managing keyword density), you can keep your content aligned with search intent.
Many modern SEO tools go further than surface-level metrics and integrate natural language processing to account for semantic variation. However, keyword density is still an important consideration when it comes to on-page optimization, internal linking strategies, and content brief alignment.
Originality.ai’s Keyword Density Checker is the easiest way to get actionable keyword insights and data. All for free. Whatever your needs - be it fixing overuse/underuse or comparing against the competition, this tool gives you the data you need.
If you want to go even further with predictive SEO, check out our Content Optimizer. Take your SEO to the next level!
Q: What is keyword density?
A: It’s the percentage of times a keyword appears in your content compared to the total word count.
Q: What’s a good keyword density?
A: Roughly 1%–2.5% is safe. Above 3% can trigger keyword stuffing penalties.
Q: Does Google still care about keyword density?
A: Yes — as part of broader relevance and content quality signals.
Q: Can I analyze competitor pages?
A: Yes — enter any public URL and compare results.
Q: What’s the difference between this and the Content Optimizer?
A: The Keyword Density Checker focuses specifically on the keyword density within a piece of content. The Originality.ai Content Optimizer is a predictive SEO tool that offers AI-powered tips and suggestions to help you predictably drive better rankings (and it’s also resistant to tactics like keyword stuffing).
AI & Plagiarism Detector for Serious Content Publishers
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