Readability Checker

Check the reading level of your writing instantly, then get optional AI-powered edits.

Paste your text to see its readability score, estimated grade level, sentence length, and audience fit. No email is needed for the score or the optional detailed review.

Paste your text

Paste at least 40 words and two complete sentences. Samples of 120 words or more produce a more stable estimate.

Who is this for?

Optional detailed review

Want specific edits and rewrites?

Get a deeper AI review that identifies exact problem passages, explains what makes them difficult, and provides grounded rewrite examples. No email is required, and the result appears on this page.

The detailed review does not require an email. We store your submission and result to operate and improve the tool, and we use a hashed browser identifier and connection data to enforce per-tool limits. A work email is collected only if you choose NisonCo updates. Avoid pasting confidential customer, medical, or unreleased financial data.

Review and optional updates

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Send me occasional content, SEO, and AI writing tips from NisonCo (optional).

Work email

Required only when you choose updates. The detailed review always appears on this page.