Readability Checker — Test Content with 8 Readability Formulas
Free online readability checker to analyze your content with 8 industry-standard formulas: Flesch-Kincaid, Gunning Fog, SMOG Index, Coleman-Liau, ARI, and more. Get actionable tips to simplify language, improve clarity, and boost reader engagement. Ideal for SEO content writers, educators, and bloggers.
Your Content
Paste content above to analyze
Paste content above to analyze
Supports articles, blog posts, product descriptions, and more
How to Use Readability Checker
Paste Your Content
Paste your article, blog post, or any text into the input area
Review Scores
View Flesch Reading Ease, grade level, and consensus scores across 8 formulas
Check Suggestions
Review actionable suggestions to simplify language and improve clarity
Apply Improvements
Use the sentence and word analysis to rewrite complex passages
Frequently Asked Questions
Readability measures how easy your content is to understand. Search engines favor content that is accessible to a wider audience, making readability an important SEO factor.
A score of 60-70 is considered standard and understandable by 13-15 year olds. Scores above 70 are fairly easy to read, while scores below 30 are very difficult.
Use shorter sentences, simpler words, active voice, bullet points, and clear headings. Break long paragraphs into smaller chunks.
Yes, search engines like Google consider user engagement signals. Content that is easy to read keeps users on the page longer, reducing bounce rates and improving rankings.
Try an Example
Sample text for analysis
The quick brown fox jumps over the lazy dog. This simple sentence contains every letter of the alphabet. Readability tools help writers create content that is easy to understand for a broad audience.
29 words · 3 sentences · Flesch score: 85 (Easy)
Grade level: 3 · Very easy to read · Suitable for general audience
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