About Readability Score
Estimate Flesch Reading Ease and a U.S. grade level from word, sentence, and syllable counts.
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Frequently Asked Questions
The syllable heuristic is tuned for English. Other languages can still produce a number, but treat it as a rough signal only.
Yes. Readability Score runs entirely in your browser. Your input is not uploaded to Haivix servers or stored after you close the tab.