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Readability Grade Scorer
Is your book too hard to read? Paste your text below to get an instant Flesch-Kincaid grade level score.
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What is a good grade level for KDP?
For most commercial fiction and non-fiction, aim for Grade 7 to 9. This ensures your book is accessible to a wide audience without feeling too simple. Bestsellers like Harry Potter and James Patterson novels are usually written at Grade 6-7 level.
Does this check grammar?
No, this tool specifically measures 'Readability' (sentence length and syllable count). For grammar and spell checking, you'll need the advanced editor in KDP Sentinel Pro.
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