Readability Score & Grade Level Analyzer
Evaluate the educational grade level required to understand your text. Calculate Flesch-Kincaid, Gunning Fog, and SMOG indices locally in your browser.
Write for Your Audience
If your writing is too complex, readers will bounce. If it's too simple, you may lose authority. This analyzer runs complex linguistic algorithms locally in your browser to evaluate sentence length and polysyllabic words, outputting standard educational grade levels so you can tailor your tone perfectly to your demographic.
Why Use Our Reading Level Analyzer?
- Multiple Algorithms: View Flesch-Kincaid, Coleman-Liau, and Gunning Fog scores.
- Actionable Data: Highlights exactly how many complex words you used.
- No Cloud Uploads: Your drafts remain strictly private on your device.
- Instant Recalculation: Edit your text and see the grade level drop immediately.
How to Use the Reading Level Analyzer
Paste your text into the analyzer input.
Click 'Calculate Readability'.
Review the overall US Grade Level required to understand the text.
Check the breakdown of syllables and complex words to simplify your draft.
Frequently Asked Questions
For a general internet audience, you should aim for an 8th or 9th-grade reading level. This ensures maximum comprehension.
It uses an advanced Regex pattern to estimate syllables based on English vowel groupings, making it highly accurate without needing a dictionary API.
No, all linguistic algorithms run client-side via JavaScript.
All file processing is performed locally in your web browser. We do not upload, store, or view your data.