📖Readability Checker
Flesch reading ease & grade level.
About the Readability Checker
Check how readable your writing is with the Flesch Reading Ease score and Flesch-Kincaid grade level. Great for blogs, essays and web content. Free online readability checker.
How to use the Readability Checker
- 1Type or paste your text into the Readability Checker box above.
- 2Choose the action or option you want to apply.
- 3Review the output and copy it with a single click.
- 4Your text never leaves your device — it's processed locally.
Why use this tool?
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Private by design
The Readability Checker runs entirely in your browser — nothing you enter is uploaded to a server.
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Free, no signup
Use it as much as you like. There's no account, no paywall and no watermark.
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Fast & instant
Results appear the moment you type or click — no waiting, no page reloads.
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Works anywhere
Any device or browser, even offline once the page has loaded.
Frequently asked questions
What is a good readability score?＋
The Flesch Reading Ease ranges 0–100; higher is easier. Aim for 60+ for general web content so most readers understand it easily.