Score text with Flesch Reading Ease and grade-level formulas.
Analyze any text for Flesch Reading Ease, Flesch-Kincaid Grade Level, sentence/word averages and passive-voice hints — the same stats editors use.
100% client-side — zero uploads, maximum privacy
Instant results — no waiting for server processing
Secure — your data never leaves your browser
Free to use — no sign-up required
Real-time SERP preview — see exactly how your page will appear in Google
Schema.org JSON-LD generator for rich snippets
Readability scoring using Flesch-Kincaid and Coleman-Liau indices
Keyword density analysis with word-boundary matching
Generates robots.txt and XML sitemaps with proper directives
Test article readability for a general tech audience
Score content using Flesch-Kincaid, Coleman-Liau, and Gunning Fog
Identify overly complex sentences that need simplification
Ensure content meets grade-level targets for education material
Compare readability scores across drafts for improvement tracking
Flesch Reading Ease of 60-70 (plain English) suits a general tech audience; tutorials can target 70+.
Generate title, description, Open Graph and Twitter meta tags with preview.
Generate JSON-LD structured data for Article, FAQ, Product, Organization and Event.
Generate robots.txt rules with user agents, paths and sitemap lines.
Generate an XML sitemap from a list of URLs with priority and frequency.
Find top keywords in text with counts and density percentages.
Preview how your title and description appear in Google search results.