Readability Score Calculator
Score text with the Flesch reading ease and Flesch-Kincaid grade level formulas.
Syllables are counted with an English heuristic, so scores for other languages or heavy jargon are approximate.
How to use
Paste or type your text into the box.
Read the reading ease score and the grade level.
Shorten long sentences and swap long words, then watch the score change.
Example
A plain sentence
Short words and one short sentence give a very high ease score.
The cat sat on the mat.
Reading ease above 100, grade level below 1
Frequently Asked Questions
Around 60 to 70 is plain English that most adults follow easily. Technical writing often lands between 30 and 50.
Capabilities
- Flesch reading ease with plain-language band
- Flesch-Kincaid grade level
- Word and sentence counts
- Words per sentence and syllables per word
- Private, in-browser analysis
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