Readability Checker

Comprehensive readability analysis calculating Flesch Reading Ease, Flesch-Kincaid Grade Level, Gunning Fog Index, Coleman-Liau, and SMOG indices with syllable and sentence metrics.

Unlike traditional web tools that send your personal data, uploaded photos, or sensitive text to remote cloud servers, our Readability Checker operates strictly inside your client browser sandbox. This guarantees high processing speeds without network throttling, and ensures your data privacy is completely preserved.