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text validator

Readability Checker

Estimate readability with Flesch Reading Ease.

Results

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Status
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Details
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Flesch score
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Words
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Sentences
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Syllables
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Rules & checks

Scores based on words, sentences, and syllables.

Targets 60+ for general audiences.

Runs entirely in-browser.

When to use it

  • Check support articles and onboarding flows for clarity
  • QA marketing copy before launch
  • Ensure documentation is accessible to broader audiences

Tips

  • Use shorter sentences and common words to raise the score
  • Combine with word count to hit channel-specific limits

Examples

High score

  • Short sentences and simple words -> score > 70

Lower score

  • Long complex sentences -> score < 60

FAQs

Is this a grammar check?
No. It estimates readability only; run grammar checks separately.
Is 60 always the target?
60–70 suits general audiences; technical docs may score lower.

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