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Readability Grade Calculator

Score text across 5 readability formulas — Flesch, Flesch-Kincaid, Gunning Fog, Coleman-Liau, and SMOG.

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Flesch Reading Ease Reference

ScoreLevelGradeExample
90–100Very Easy5th gradeConversational English, comic books
80–90Easy6th gradeSimple news articles
70–80Fairly Easy7th gradeMost web content ideal target
60–70Standard8–9th gradeNewsweek, general blogs
50–60Fairly Difficult10–12th gradeHarvard Law Review
30–50DifficultCollegeAcademic papers
0–30Very DifficultProfessionalLegal documents, technical specs

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