Readability Score Calculator

Analyze Your Text Readability

Check how easy or difficult your text is to read using six established readability formulas. Paste any text — articles, blog posts, emails, or documents — and get instant scores with grade level interpretations.

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Paste or type your text into the input area and click Calculate. The tool analyzes your text using multiple readability formulas and displays color-coded score cards with grade level interpretations and difficulty ratings.

Caractéristiques

• Six Readability Formulas – Flesch Reading Ease, Flesch-Kincaid Grade, Gunning Fog, SMOG Index, Coleman-Liau, and Automated Readability Index
• Text Metrics – Word count, sentence count, syllable count, character count, and estimated reading time
• Color-Coded Scores – Visual difficulty indicators from very easy (green) to very difficult (red)
• Grade Level Interpretation – Understand what education level your text targets
• Instant Analysis – Results calculated entirely in your browser, no data sent to any server