Fry Readability Graph Analyze text using Fry readability graph with visual grade-level estimation.

What Is Fry Readability Graph?

The Fry Readability Graph (1968) plots syllables per 100 words vs sentences per 100 words. The intersection falls in a grade-level region from 1st grade to 17+. The tool samples up to three 100-word passages, computes averages, and estimates grade level. Widely used in education and reliable across text types.

Why Use Fry Readability Graph?

• Visual intuitive approach
• Multiple 100-word samples for better accuracy
• Full grade range from 1st to college
• Trusted in education worldwide
• Shows exact coordinates for improvement guidance

Common Use Cases

Curriculum Development

Match materials to specific grade levels.

Library Classification

Categorize reading materials by difficulty.

Textbook Evaluation

Assess whether content fits target grade.

Reading Programs

Sequence texts from easy to challenging.

Technical Guide

Samples up to 3 sequential 100-word passages. Counts syllables and sentences per sample. Average coordinates mapped to grade regions using Fry Graph thresholds. Fewer syllables + more sentences = lower grade. Minimum 100 words required.

Tips & Best Practices

• 1
  Use 300+ words for three samples
• 2
  Reducing syllables per 100 words lowers grade
• 3
  Increasing sentences per 100 words also helps
• 4
  Most reliable for grades 1-12
• 5
  Between-region coordinates indicate transitional level

Related Tools

Flesch-Kincaid Readability

Calculate Flesch-Kincaid readability score and grade level for any text.

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Dale-Chall Readability

Calculate Dale-Chall readability score using familiar word analysis.

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Reading Level Analyzer

Comprehensive readability analysis using all major formulas in one report.

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Syllable Counter

Count syllables in text with word-by-word breakdown and distribution.

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Sentence Length Analyzer

Analyze sentence length distribution for better rhythm and readability.

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Frequently Asked Questions

Q Why 100 words?

Standardized sample size for the graph. Shorter samples are unreliable.

Q How many samples?

Three from different parts of text is ideal.

Q As accurate as formulas?

Within one grade level of Flesch-Kincaid and Dale-Chall.

Q What about 100-word texts?

Valid but less reliable than three samples.

Q Non-English?

Syllable counting designed for English only.

About This Tool

Fry Readability Graph is a free online tool by FreeToolkit.ai. All processing happens directly in your browser — your data never leaves your device. No registration or installation required.