Readability checker

Check how easy your writing is to read: Flesch reading ease, Flesch-Kincaid grade, Gunning Fog, SMOG, Coleman-Liau and ARI, plus long sentences to split.

Free · No sign-up · Your files are processed on your device and never uploaded

How to use Readability checker

Paste or type…
1
Paste or type
Put your content in the box - or try the example.
Result appears instantly
2
Watch the result
The result updates as you type - choose options above if needed.
TXTCopy / Download
3
Download the result
Ready in seconds. Your file never left your device.

Features

Six readability formulas in one go.
Finds sentences over 25 words.
Counts complex words and passive voice.

Free and private

Everything runs in your browser. The text you type or paste is never uploaded, logged or stored.

Questions

What is a good Flesch score?

60-70 is plain English that most adults read easily; aim for 60+ on websites.

Is it free?

Yes - free and unlimited, with no sign-up and no watermark.

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