Use this free keyword density checker to analyse how often a keyword appears relative to the total word count of your content. Ideal for bloggers, SEO writers and content marketers who want to optimise their pages without over-stuffing keywords.
Keyword density is the percentage of times a specific keyword appears in a piece of text relative to the total word count. It matters for SEO because search engines use keyword frequency (among many other signals) to understand what a page is about. Too few appearances and the page might not rank for the term. Too many and it looks like keyword stuffing, which can actually hurt your ranking.
Paste your content into this tool and enter the keyword you want to check. You'll see the exact density percentage and how many times the keyword appears. The general guideline is 1-2% — enough for the page to register the topic, not so much that it reads artificially.
Step 1 — Paste your content. Drop in your blog post, video description, article, or any other text you want to analyse. The tool counts the total words and finds every instance of your keyword.
Step 2 — Enter the keyword you want to check. Type the exact keyword or phrase. If you're targeting a two-word phrase like 'content creator', enter both words — the tool will count the exact phrase match.
Step 3 — Review the density and adjust if needed. If your density is below 0.5%, the keyword might not appear prominently enough. If it's above 3%, consider replacing some instances with natural variations or synonyms. Read the content out loud — if the keyword sounds unnatural in context, it probably appears too many times.
Targeting a keyword density number as a goal. Keyword density is a diagnostic tool, not a target. Don't write content by trying to hit 1.5% — write naturally about the topic and then check density to see if there's an imbalance. The best content covers a topic thoroughly, which naturally includes relevant keywords at appropriate frequencies.
Stuffing keywords in unnatural positions. Search engines can identify when keywords are inserted artificially. This practice can lead to ranking penalties rather than improvements. Keywords should read naturally in context.
Only checking the primary keyword. A well-optimised piece of content covers a topic deeply, which means it naturally includes variations and related terms. Check a few related terms too — if you've written about 'video editing' but never mentioned 'editing software' or 'editing workflow', your content may lack depth.
Most SEO practitioners suggest 1-2% as a general guideline, but it's not a hard rule. What matters more is whether the keyword appears in the right places — the title, the first paragraph, headings, and naturally throughout the content.
Yes. Overusing a keyword makes content harder to read and can trigger algorithmic penalties. Modern search engines are good at identifying unnatural keyword repetition and will rank naturally written content higher than stuffed content.
Both. Use the exact keyword where it fits naturally, and use semantic variations (synonyms, related phrases, long-tail variations) throughout the rest of the content. This signals to search engines that your content thoroughly covers the topic.
It's less important than it was ten years ago, but it's still a useful diagnostic. Search engines now understand semantic meaning and topic coverage, so writing comprehensively about a subject is more important than hitting a specific keyword frequency.
Keyword density ensures search engines associate your page with the topics you're targeting. Too low and the connection is weak; too high and the page looks spammy — which can actively harm rankings. A well-balanced keyword distribution signals natural, expert coverage of a topic.