Readability Score & Guidance

Compute Flesch Reading Ease, grade level, and instant recommendations to simplify your text. Everything runs locally in your browser.

Reading Ease

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Grade Level

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Sentences

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Words

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Reading Ease (0-100, higher = easier)

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Avg sentence length

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Avg syllables/word

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Issues detected

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Guidance

  • Shorter sentences and simple words improve accessibility.
  • Aim for Reading Ease 60–80 for broad audiences.

How the score works

Flesch Reading Ease blends sentence length and syllable density. Higher scores mean easier reading. Grade level is approximated via Flesch-Kincaid.

  • 90–100: Very easy (conversational, broad audiences)
  • 60–80: Plain English (great for web, marketing, instructions)
  • 30–50: Formal/academic (dense for casual readers)
  • 0–30: Very complex (specialist audiences)