Keyword Frequency Counter - Word Frequency and Density Checker
Count keyword frequency, repeated words, term frequency, CJK terms, numbers, and density-style shares. Copy the top word frequency table as TSV or CSV.
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What this tool is for
Paste text, tap Count Frequency, and review repeated words, keyword density, term counts, and percentage share. Use filters for common words, CJK segmentation, numbers, and CSV export when cleaning SEO drafts, articles, keyword lists, or translated copy.
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Frequently asked questions
Is Word Frequency Counter free?
Yes. ToolNest provides Word Frequency Counter as a free browser-based utility.
Does Word Frequency Counter require an account?
No account is required. Open the tool and use it directly in your browser.
What does Word Frequency Counter count?
It counts keyword frequency, repeated English words, CJK terms, numbers, and filtered terms, then shows rank, term, count, and percentage share in the top frequency table.
Can Word Frequency Counter work as a keyword density checker?
Yes. The share column shows each term as a percentage of counted tokens, which is useful for quick keyword density checks, SEO drafts, content audits, and repeated-word cleanup.
Can Word Frequency Counter export word frequency as CSV?
Yes. You can copy TSV for quick spreadsheets or copy CSV with rank, term, count, and share percent from the first working area.
Can Word Frequency Counter skip common words or single CJK characters?
Yes. Advanced options can exclude common English prepositions, single CJK characters, and pure numbers, and can change CJK segmentation mode.
How do I use Word Frequency Counter?
Open the Word Frequency Counter page, enter or paste your values, use the visible controls, and copy the result from the first working area. It is grouped with Text Tools for quick browsing.
Can I copy results from Word Frequency Counter?
Yes. ToolNest tools are designed around copy-ready output, so you can reuse the result in documents, spreadsheets, code editors, forms, or messages without creating an account.