Free Readability Checker
Check Reading Level & Text Score
A free online readability checker that instantly analyzes your text to calculate reading levels, Flesch-Kincaid scores, Gunning Fog index, and more. Make your writing clearer and easier to understand for your target audience. Works entirely in your browser without sending any data to our servers.
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Recommendations to Improve
Readability Formulas
Text Statistics
Sentence Analysis
Paragraph Analysis
How to use Readability Checker
Follow these simple steps to use the tool.
- 1 Paste or type your text into the box.
- 2 Click "Analyze Readability."
- 3 Review your readability score and grade level.
- 4 Check long sentences, complex words, and paragraph difficulty.
- 5 Use the recommendations to simplify your writing.
- 6 Copy or download your text or report.
Frequently Asked Questions
Answers to common questions about our Readability Checker tool.
What is a readability checker?
A readability checker analyzes text and estimates how easy it is to read. It usually looks at sentence length, word length, syllables, complex words, and reading grade level.
How do I check the readability of text?
Paste your text into the readability checker and click "Analyze Readability." The tool will show your reading grade level, Flesch Reading Ease score, sentence length, complex words, and recommendations.
What is a good readability score?
For general web content, a Flesch Reading Ease score around 60–80 and a grade level around 7–9 is usually easier for broad audiences. Technical or academic content may naturally score higher.
What is Flesch-Kincaid Grade Level?
Flesch-Kincaid Grade Level estimates the U.S. school grade level needed to understand a text. A score of 8 means the text is roughly suitable for an eighth-grade reading level.
Does this tool improve my writing automatically?
No. This free version gives readability scores and simple recommendations. It does not rewrite your text automatically.
Is my text uploaded to a server?
No. The free readability checker analyzes your text in your browser. Your text is not uploaded, stored, or sent to a server.
Can readability formulas be wrong?
Yes. Readability formulas are estimates. They are useful for spotting long sentences and complex wording, but they do not measure meaning, accuracy, layout, or writing quality perfectly.
Can I download the readability report?
Yes. The tool should allow you to export a text report with the readability scores, statistics, and recommendations.
About Readability Checker
Paste your text below to check readability, reading grade level, sentence length, complex words, reading time, and simple recommendations to make your writing easier to understand.
How to Use the Readability Checker
Checking the readability of your text is simple and instantaneous. Just paste or type your content into the main input box on this page.
Once you click the analyze button, the tool will immediately display your reading grade level, Flesch-Kincaid scores, and a variety of readability metrics without sending your data to any servers.
What This Readability Checker Measures
Our tool analyzes multiple aspects of your writing, including word complexity, syllable counts, sentence length, and paragraph structure.
It identifies long sentences, very long sentences, and difficult words so you can quickly see which areas of your text need improvement.
Readability Scores Explained
We use the most trusted readability algorithms to score your text. This includes the Flesch Reading Ease, Flesch-Kincaid Grade Level, Gunning Fog Index, SMOG Index, Automated Readability Index, and Coleman-Liau Index.
Each formula weighs syllables, word count, and sentence length slightly differently to estimate how many years of education a reader needs to understand the material.
What Is a Good Readability Score?
A "good" score entirely depends on your target audience. If you are writing for the general public, aim for a grade level between 7 and 9. If you are writing an academic paper or technical manual, a grade level of 12 or higher might be appropriate.
For the Flesch Reading Ease score, a number between 60 and 80 is generally considered standard, plain English that is easily understood by most readers.
How to Improve Readability
To lower your reading grade level and make your text more accessible, focus on shortening your sentences. Try to keep most sentences under 20 words.
Additionally, replace complex, multi-syllable words with simpler alternatives. Breaking up long paragraphs into smaller chunks also helps reduce visual clutter and improves the overall reading experience.
Common Use Cases
This tool is perfect for evaluating blog posts, website copy, emails, essays, resumes, and reports. Marketers use it to ensure their copy converts, while educators and students use it to verify the difficulty of their academic writing.
Whether you are drafting a business document or writing a help article, checking your readability ensures your message is delivered clearly.