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Keyword Density Checker Online

Analyse word and phrase frequency in pasted text.

Quick instructions

Count repeated words and calculate their share of total detected words for content review. Paste the input, make the change, then read the result before you copy it elsewhere.

Do not write to a target density percentage.

Ready — choose your input and options.

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Browser-side processing

The website loads online. For supported file and text workflows, processing happens in your browser rather than through a Kaazo upload queue.

Keyword Density Checker: the job it actually does

Count repeated words and calculate their share of total detected words for content review.

Frequency is a diagnostic, not an SEO target

Counting repeated words can reveal accidental overuse, but a percentage can’t tell you whether a page satisfies search intent, demonstrates expertise or deserves to rank.

With Keyword Density Checker, the main limit is this — text tools work on characters and separators; they don't understand the intent behind every sentence or dataset. Do not write to a target density percentage.

Where Keyword Density Checker stops

Use the numbers as an editing clue, never as a quota for adding more exact-match keywords.

FAQ

What does Keyword Density Checker actually do?

Count repeated words and calculate their share of total detected words for content review.

What should I check before I use the output?

Counting repeated words can reveal accidental overuse, but a percentage can’t tell you whether a page satisfies search intent, demonstrates expertise or deserves to rank. With Keyword Density Checker, the main limit is this — text tools work on characters and separators; they don't understand the intent behind every sentence or dataset. Do not write to a target density percentage.

Can I undo the text operation after I copy the result?

Keep the original before using Keyword Density Checker. Text operations can change exact characters, spacing or order that another system may depend on.

Related tools

Keep the original text beside the Keyword Density Checker result if another transformation still needs to happen. The text-cleaning guide has broader context if you need it.