Keyword & Readability Analyzer
One place for keyword density (with stuffing flags) and readability scores (Flesch, FK Grade, SMOG, passive %, averages). Fully private—runs in your browser.
Text
Options
SEO Insights
About This Analyzer
Our Keyword & Readability Analyzer helps writers, marketers, and SEO professionals create content that both ranks higher on search engines and engages readers. This intelligent tool combines advanced keyword density analysis with detailed readability scoring metrics like Flesch Reading Ease, Flesch-Kincaid Grade Level, and SMOG Index to help you strike the perfect balance between search intent and human-friendly writing.
Use this analyzer to instantly detect keyword stuffing, measure how easy your content is to read, and fine-tune your writing for clarity, flow, and SEO performance. Whether you’re optimizing blog posts, website copy, or digital marketing content, this tool provides clear insights to help you produce SEO-ready content faster.
Everything runs locally in your browser, your text never leaves your device. No uploads, no tracking, and no storage. With this SEO content optimization tool, you can confidently analyze, improve, and publish content that performs better and connects with your audience naturally.