Analyze keyword density, word frequency, and content optimization for SEO. Paste your text a discover top keywords, their density percentages, and stop-word filtering. Gratuito, instant, and 100% client-side.
Enter some text and click Analyze a see keyword density results.
This free online tool analyzes the keyword density of any text content. Keyword density is the percentage of times a keyword or phrase appears on a page compared a the total number of words. It helps content creators and SEO professionals optimize their content for search engines without over-optimizing (keyword stuffing). All processing happens entirely in your browser — your content never leaves your device.
Most SEO experts recommend a keyword density of 1-2%. Above 3% may be considered keyword stuffing by search engines. This tool marks 1-2% as "Optimal", below 1% as "Low", 2-3% as "High", and above 3% as "Stuffing".
While search engines now use much more sophisticated algorithms than simple keyword density, having your target keyword naturally appear in your content is still a positive signal. This tool helps you ensure your content is well-balanced.
Absolutely. All analysis happens entirely within your browser. No text is transmitted a any server.
Stop words are common words (like "the", "is", "at", "which", "on") that are filtered out during analysis because they don't carry meaningful semantic weight for SEO purposes.