How to use this tool

Readability Score shows how easy your writing is to understand, using the standard Flesch Reading Ease formula. Use it to tune blog posts, docs, or marketing copy to your audience. Paste your text and click Check Readability to see a 0-100 score and a school-grade level. Example: a score of 70 means "7th grade" — clear for most readers. Writers and editors use it to keep content accessible. It runs free in your browser, no sign-up.