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Preview of Content Readability Grade

Content Readability Grade by content readability

Content Readability Grade Index tool for efficient performance.

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About this extension
Content Readability Grade Index is a Firefox extension created for writers, SEO specialists, and publishers who need to evaluate content readability directly inside the browser. The extension analyzes visible webpage text and estimates readability levels to help improve clarity and audience accessibility.

Readable content supports better engagement, improved user experience, and stronger content performance. This tool helps users review sentence complexity and readability scores without using external content analysis platforms.
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Version
1.0
Size
10.36 KB
Last updated
5 days ago (May 13, 2026)
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License
Mozilla Public License 2.0
Version History
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