Flesch-Kincaid Grade Level Calculator
Estimate the reading grade level of pasted text.
Last updated: May 29, 2026
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Buy me a coffeeWhat is Flesch-Kincaid Grade Level Calculator?
The Flesch-Kincaid Grade Level Calculator estimates the US school grade needed to understand a text based on sentence length and syllable density. It also shows Flesch Reading Ease and supporting counts.
How to Use Flesch-Kincaid Grade Level Calculator
Paste text into the analyzer.
Review the grade level and reading ease score.
Use sentence and syllable averages to decide what to simplify.
Copy the report if needed.
Common Use Cases
- Checking support articles for clarity.
- Simplifying product copy.
- Reviewing classroom or training materials.
- Estimating reading difficulty before publishing.
Example Input and Output
Clear writing helps readers understand your message quickly.Flesch-Kincaid Grade Level: about 6-8Frequently Asked Questions
Is the grade level exact?
No. It is an estimate based on sentence length and syllables, not subject matter or context.
What score should I target?
For broad public content, many teams aim for roughly grade 6-9 depending on audience and topic.
Is my text uploaded?
No. The calculation runs in your browser.
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