Word Frequency Counter

What is a Word Frequency Counter?

Count word occurrences and keyword density percentages in any text document. Displays a sorted frequency table of top repeating words with stop-word filtering.

Why Use This Tool?

SEO Keyword Density Analysis: Inspect keyword frequency percentages in articles to avoid keyword stuffing.
Content Editing: Detect overused words and repetitive phrases in essays or books.
Text Mining: Analyze vocabulary usage in articles, speech transcripts, or customer feedback.

How to Use

Paste your text into the input workspace.
Toggle "Filter Stop Words" (common words like "the", "is", "at").
View the sorted word frequency table with count totals and percentage density.

Real Working Example

Input Text:

SEO tool for developer tools. DevDeskApp developer tools.

Output Result:

Word: "developer" | Count: 2 | Density: 25.0%
Word: "tools" | Count: 2 | Density: 25.0%
Word: "devdeskapp" | Count: 1 | Density: 12.5%

Important Technical Details & Features

Stop-Word Filter Engine: Optional filtering of common English stop words (the, a, in, on, at, is, etc.).
Case-Insensitive Tokenizer: Converts words to lowercase to aggregate counts accurately.
100% Local Execution: Processing happens in your local browser memory.

Related Text & Developer Utilities

Text Statistics: Calculate character and word counts.
Readability Score: Calculate reading grade level.
Find and Replace: Replace repeating words.

Frequently Asked Questions

What is keyword density?

Keyword density is the percentage of times a word appears in a text relative to the total word count.

Can I ignore common words like "the", "and", "is"?

Yes, check "Ignore Stop Words" to filter out common grammatical filler words.

Is my text sent to a server?

No, all calculations execute locally in your web browser.

Is it free?

Yes, 100% free.

What is the main function of Word Frequency Counter?

Count word frequency occurrences, keyword density percentages, and top repeating words in any text document. This tool processes word frequency counter data 100% locally inside your web browser.