Free SEO Tools
Readability Checker
Type or paste text to calculate transparent, deterministic readability metrics like Flesch Reading Ease.
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Flesch Reading Ease
Enter text above
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Avg. sentence length
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Avg. syllables/word
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Sentences
The Flesch Reading Ease score and its inputs are calculated directly from your text using standard, published formulas — syllable counts use a heuristic approximation, not a dictionary. These are readability guidelines for human readers, not a Google ranking factor.
How this works
Everything here runs entirely in your browser using the standard, published Flesch Reading Ease formula. Readability scores are guidelines for how easy your writing is for a human to read — they are not a Google ranking factor.