Word Frequency Counter: Analyze Keyword Density

See What Your Writing Is Really Made Of

Every piece of text has a hidden fingerprint: the words you lean on most. A word frequency counter surfaces that fingerprint, listing each word alongside how many times it appears and what percentage of the text it represents — sorted with the most frequent word first. Paste an article, essay, transcript, or product description and the table builds instantly as you type. Because everything runs in your browser, it is fast, private, and works offline once the page has loaded.

What This Tool Does

The counter scans your text, splits it into individual words, and tallies how often each one occurs. It then displays a ranked table showing the word, its count, and its density (the share of all counted words it makes up). At a glance you can spot your dominant terms, catch words you repeat too often, and measure vocabulary variety using the live total words and unique words figures.

Three Options That Sharpen the Results

Raw counts are noisy, so three controls let you focus on what matters:

• Case-insensitive merges The, the, and THE into a single entry — usually what you want for analysis.
• Ignore stop words strips out high-frequency connective words like the, a, and, is, of so your meaningful keywords float to the top.
• Minimum word length hides short words below a length you choose, a quick way to cut filler from a long document.

A Practical Example

Suppose you paste a 600-word blog post about cold brew coffee. With stop words ignored, you might see coffee at 4.1%, brew at 2.8%, and cold at 2.5%. That tells you the post is clearly on-topic. But if however shows up eight times, you have just found a crutch word to trim. This is the kind of insight that takes seconds here and ages by hand.

Who Uses a Word Frequency Counter

• SEO writers and marketers check keyword density to confirm a target phrase appears often enough to rank, without tipping into keyword stuffing that search engines penalise.
• Editors and authors hunt down overused words and repetitive phrasing to tighten prose before publishing.
• Students and researchers analyse essays, survey responses, or interview transcripts to identify recurring themes.
• Translators and language learners measure vocabulary range and find the highest-value words to study first.
• Speechwriters and content teams ensure a brand term or call-to-action recurs naturally throughout a script.

Reading the Density Percentage

Density is calculated against the words actually counted after your filters, so it reflects an honest picture of emphasis. For SEO, a primary keyword density in the rough range of 1–2% is a common guideline, though context and natural writing always matter more than hitting an exact number. Use the figure as a signal, not a rule.

Private by Design

Unlike many online analysers, this tool sends nothing anywhere. The counting runs entirely on your device with JavaScript, so confidential drafts and client material stay with you. When you want to keep the results, hit Copy to grab the whole table as tab-separated text you can paste straight into a spreadsheet.

Pair It With Other Tools

Word frequency works best alongside broader text analysis. Use the word & character counter to track overall length against limits, and the text case converter to normalise capitalisation before you analyse. Together they cover counting, formatting, and density in one private, in-browser workflow.