Flesch-Kincaid Reading Ease & Grade Level Calculator

Content & Audit • 100% Client-Side Processing

Text readability score calculator. Computes Flesch Reading Ease (0-100) and US Grade Level based on sentence length and average syllables per word for clear communication.

Privacy First: Flesch-Kincaid Reading Ease & Grade Level Calculator executes 100% locally in your web browser. No inputs or generated outputs leave your device.

Zero Server Transmission

Input Data

Output Result

Tool Chaining — Continue Workflow

Take your result from Flesch-Kincaid Reading Ease & Grade Level Calculator directly into companion utilities:

Word, Character, Sentence & Paragraph Counter Content Keyword Density & Frequency Analyzer

How to Use

Paste article copy.
Review Flesch Reading Ease score and equivalent grade level.

Key Features

•Official Flesch Reading Ease formula
•Maps scores to reading grades (Easy to Graduate)
•Syllable-per-word estimation

Technical Scope & Limitations

• Formulas approximate syllables via vowel patterns.