Free Keyword Density Checker & Text Frequency Analyzer
Analyze content word counts, unique vocabulary, reading time, and keyword frequency percentages with advanced multilingual Unicode tokenization.
Keyword Density Checker
Real-Time Execution Engineπ How to Use This Tool
- Paste your article, blog post, or webpage content into the text area.
- Click 'Run Keyword Density Checker Analysis'.
- Review total word counts, reading duration, and top recurring keywords.
- Identify keyword stuffing risks (> 3.0% density) to keep your text naturally balanced.
β What This Tool Analyzes / Generates
Tokenizes words using Unicode regex, filters 40+ stopwords, calculates total words, reading time, keyword occurrences, density percentages, and natural balance status.
β What It Does NOT Check
Does not replace human editorial proofreading or grammar validation.
βοΈ Technical Implementation & Best Practices
Maintaining optimal keyword density (1% - 3%) ensures content is semantically focused without triggering search engine keyword-stuffing penalties.
β Frequently Asked Questions
What is the recommended keyword density percentage?
Between 1% and 2.5% is widely considered optimal for target primary keywords in modern SEO copy.
Does this tool support non-English languages?
Yes, our tokenizer uses Unicode boundaries and locale-aware character normalization for Arabic, Spanish, Turkish, and English.
Why are common words like 'the' and 'and' ignored?
Stopwords are filtered out because they carry grammatical structure rather than specific topical keyword intent.
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