Readability Score
// Calculate readability scores for your text
#About Readability Score
Free online readability score calculator. Analyze text with Flesch-Kincaid, Gunning Fog, and Coleman-Liau formulas to determine grade level and reading ease. This tool runs entirely in your browser — your data is never sent to a server. Just paste your input, get instant results, and copy with one click. No sign-up or installation required.
#FAQ
What readability score should I aim for? ▾
For general web content, aim for a Flesch Reading Ease score of 60-70 (8th-9th grade level). Government and healthcare content should target 6th-8th grade. Technical documentation can be higher, but simpler language improves accessibility for all users.
How are readability scores calculated? ▾
Readability formulas use statistical measures like average sentence length, word length, and syllable count. Flesch-Kincaid uses syllables per word and words per sentence. Gunning Fog adds complex word percentage. Coleman-Liau uses character counts instead of syllables.
</> Embed this tool ▾
Copy this code to embed the tool on your website. Adjust the height to fit your layout.
<iframe src="https://www.browserutils.dev/embed/readability-score" width="100%" height="500" frameborder="0" title="Readability Score"></iframe>