Keyword Density Checker Web & SEO
See which words and phrases dominate your page copy.
Keyword Density Checker is a free online tool that see which words and phrases dominate your page copy. It runs entirely in your web browser using plain JavaScript, so files are processed on your own device and never uploaded to a server. There is no sign-up, no file size limit imposed by the site, no watermark and no paid tier.
- Price
- Free — no account, no quota, no watermark
- Category
- Web & SEO
- Where it runs
- In your browser, on your device
- Files uploaded
- None
- Technology
- plain JavaScript
- Settings
- 3
- Works offline
- Yes, after the first visit
About Keyword Density Checker
Keyword density is a diagnostic, not a target. Anything above roughly 3% for a single term tends to read badly to humans, which is the audience that matters. Use this to spot accidental repetition, not to hit a number.
How to use it
- Paste the text you want to run through keyword density checker.
- Set phrase length, ignore common words and show top.
The 3 settings
| Setting | What it does | Default |
|---|---|---|
| Phrase length | Choose from 3: Single words, Two-word phrases, Three-word phrases. | Single words |
| Ignore common words | On or off. On by default. | On |
| Show top | Range 5–100. | 20 |
Under the hood
| Runs on | plain JavaScript — runs the whole thing |
| Controls | Phrase length, Ignore common words, Show top |
Questions
What does the phrase length option change?
It offers 3 choices — Single words, Two-word phrases and Three-word phrases. The default is Single words, which suits most cases; change it when your input or your destination calls for something specific.
What are the limits on show top?
It accepts 5 to 100, starting at 20.