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Keyword Density Checker & Content Analyzer

Optimize your content for search engines without risking keyword stuffing. Analyze single words and multi-word n-gram phrases with custom stopword filtering.

Total Words 0
Characters 0
Sentences 0
Reading Time 0m 0s
Enter a keyword to measure specific density
Repeated Words & Phrases
Keyword / Phrase Count Density
100% Client-Side Privacy: Text never sent to any server
Healthy keyword density: 1.0% – 2.5%
How to Use This Tool

How to Use This Tool – Keyword Density Checker

01

Paste Your Text or Article

Paste your draft article, blog post, or web page content directly into the analyzer.

02

Configure Stopword Filters

Toggle filters to exclude common English stop words (the, is, at, which) or keep them.

03

Inspect Frequency & Density %

Review detailed tables for 1-word, 2-word, and 3-word keyword phrases with occurrence counts.

Key Features & Capabilities

Key Features & Capabilities – Keyword Density Checker

N-Gram Phrase Analysis

Extracts single keywords, 2-word collocations, and 3-word phrases to reveal true content focus.

Over-Optimization Warning

Flags keyword densities exceeding 3-4% to prevent algorithmic search penalties for keyword stuffing.

Stopword Exclusion Filter

Filters out prepositions and grammatical articles to surface meaningful topical terms.

Content Statistics

Provides real-time word count, character count, sentence count, and average reading time.

Search & Sort Capabilities

Quickly sort keywords by frequency count or density percentage.

Total Privacy Guarantee

Your unpublished drafts and proprietary copy are parsed client-side and never saved.

FAQ

Frequently Asked Questions

What is keyword density in SEO?
Keyword density is the percentage of times a keyword or phrase appears within a text compared to the total number of words in that document.
What is the optimal keyword density for SEO?
A natural keyword density is typically between 1% and 2%. Writing naturally for human readers is prioritized by modern search engines; exceeding 3-4% risks keyword stuffing penalties.
What is keyword stuffing?
Keyword stuffing is the outdated practice of artificially overloading a webpage with target keywords in an attempt to manipulate search engine rankings. Modern algorithms penalize this.
Why is analyzing 2-word and 3-word phrases important?
Most search queries are long-tail phrases. Checking 2-word and 3-word phrases helps ensure your supporting topical phrases match what searchers actually type.
Does this tool support languages other than English?
Yes, the tokenizer supports multi-language unicode characters, and stopword filtering can be toggled on or off.
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