Word Frequency Counter
A free professional keyword density analyzer
Smart stats, visual reports, and SEO-ready insights
Powerful Analysis Features
Smart Counting
Accurate frequency stats for mixed-language text
- Word-level counts
- Phrase-level counts
- Custom tokenization rules
- Smart case handling
Keyword Density
Calculate density to improve SEO performance
- Density percentage
- TF-IDF analysis
- Keyword distribution
- Optimization suggestions
Stop-Word Filtering
Filter meaningless words to highlight key terms
- English/Chinese stop-word lists
- Custom stop words
- POS filtering
- Length filtering
Visual Reports
Generate detailed reports and charts
- Word cloud
- Frequency bars
- Trend analysis
- Comparison reports
How It Works
Paste Your Text
Input the content you want to analyze
Set Parameters
Choose analysis mode and filters
Run Analysis
Click analyze to process the text
Review Results
Check detailed frequency stats and reports
Use Cases
SEO Content Optimization
Analyze page keyword density to improve rankings
Amazon Listing Optimization
Analyze keyword distribution in titles and descriptions
Academic Research
Analyze vocabulary frequency in papers and literature
Content Creation
Analyze word distribution and writing style
Why Choose Us?
Fast Analysis
Analyze large texts in seconds
High Accuracy
99%+ accuracy rate
Flexible Settings
Customize multiple parameters
Strong Visualization
Rich charts and graphs
Export Results
Export to multiple formats
Completely Free
Unlimited usage at no cost
Pro Tips
SEO Optimization
Keep keyword density around 2–8% to avoid over-optimization. Long-tail keywords improve precision.
Text Cleanup
Removing HTML tags and special characters improves accuracy. Analyze long texts in sections.
Stop-Word Settings
Adjust stop words to your goal. Academic analysis keeps more words; SEO analysis filters more.
Start Analyzing Your Text
Use the professional word frequency tool to optimize your content