🔍 Keyword Density Checker
Analyze your text to find keyword frequency and density for SEO optimization.
| Keyword | Frequency | Density (%) |
|---|
About Keyword Density Checker
Our SEO Keyword Density Checker scans your text to calculate the exact frequency, percentage density, and distribution of 1-word, 2-word, and 3-word phrases. Avoid Google over-optimization penalties ('keyword stuffing') while ensuring your primary target search terms maintain optimal topical relevance.
All natural language tokenization and stop-word filtering execute 100% locally in your browser, guaranteeing confidential pre-published blog posts and client articles remain completely private.
💡 How to Use the Keyword Density Checker
- Paste Article Content: Paste your drafted article, blog post, or product description into the text area.
- Analyze Density: Click Analyze Text to generate detailed frequency breakdown tables.
- Optimize Copy: Review highlighted keywords exceeding 2.5% density to maintain natural reading flow.
⚡ Key Features & Capabilities
✨ N-Gram Phrase Analysis
Calculates single keywords, 2-word combinations (bigrams), and 3-word phrases (trigrams).
✨ Smart Stop-Word Filter
Filters out common noise words ('the', 'and', 'in') to focus on high-value semantic terms.
✨ Over-Optimization Warnings
Highlights keywords with high density ratios to protect against search penalties.
| Keyword Density Range | SEO Evaluation | Recommended Action |
|---|---|---|
| 0.5% - 1.5% | Ideal / Natural | Optimal for Google algorithms; maintain this balance. |
| 1.5% - 2.5% | Moderate / Good | Acceptable for highly technical topics with specific terminology. |
| > 3.0% | Over-Optimized | Risk of keyword stuffing penalty; replace with semantic synonyms. |
🎯 Common Use Cases
- SEO Content Writers: Verify target keyword placement before publishing articles on client websites.
- Bloggers & Affiliate Marketers: Optimize product reviews for commercial search queries without triggering spam filters.
- E-Commerce Merchandisers: Check product titles and bullet points for search visibility on Google and Amazon.
Frequently Asked Questions
What is the optimal keyword density for SEO in 2026?
Google's helpful content and neural matching algorithms prioritize natural, comprehensive writing. An ideal keyword density is typically between 1% and 2% for primary search terms.
What is keyword stuffing?
Keyword stuffing is the spam practice of repeating the same search phrase unnaturally often in content. Search engines actively penalize sites engaging in this practice.