Readability Score Checker
Paste or type your text below to instantly calculate readability scores using six industry-standard algorithms.
About the Readability Score
Analyze text readability with Flesch-Kincaid, Gunning Fog, and more. Optimize content for your target audience.
Private by design
Everything you type here is processed inside your browser. Nothing is sent to a server, logged or stored, so it is safe to use with real numbers, drafts and anything you would not paste into a hosted tool.
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Questions people ask
What is a readability score?
A readability score estimates how easy or difficult a text is to read. Common formulas include Flesch-Kincaid, Gunning Fog, and Coleman-Liau, each producing a grade level or score.
What readability formulas are used?
The tool calculates Flesch Reading Ease, Flesch-Kincaid Grade Level, Gunning Fog Index, and other standard readability metrics.
What is a good readability score?
For general web content, aim for a Flesch Reading Ease score of 60-70 (8th-9th grade level). Simpler is usually better for broader audiences.