Calculate Text Complexity
Get instant readability scores, grade levels, and detailed text metrics.
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Reading Ease
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Flesch Scale
Grade Level
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Flesch-Kincaid
Fog Index
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Years of Education
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Sentences
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Words
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Syllables
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Complex Words
Education Level
Determines the approximate US grade level required to understand the text.
Reading Ease
Scores how easy your text is to read. Higher scores mean easier to understand.
Detailed Metrics
Provides sentence count, word count, syllable count, and complex word density.
Try These Examples
Simple Children's Story
A short excerpt from a children's book with basic vocabulary.
Academic Research Abstract
A university-level abstract with complex terminology and long sentences.
Technical Documentation
A sample from technical documentation with specialized jargon.
Legal Contract Clause
A complex legal clause from a standard contract agreement.