Check how easy your writing is to read. Get Flesch Reading Ease, Flesch-Kincaid, Gunning Fog, SMOG, Coleman-Liau and ARI scores and spot long sentences to fix.
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How to use the Readability Checker
Paste your text, ideally 100 words or more.
Read the scores and the average grade level.
Open the long sentences tab and shorten the highlighted ones.
Why use this Readability Checker
Six formulasFlesch Reading Ease, Flesch-Kincaid, Gunning Fog, SMOG, Coleman-Liau and ARI.
Plain-English bandsEach score is explained in terms of school grade and difficulty.
Long sentence finderSentences over your word limit are highlighted with their length.
Text statisticsWords, sentences, syllables, complex words and letters per word.
Frequently asked questions
What is a good Flesch Reading Ease score?
Scores of 60 to 70 are plain English and suit most web content. Higher is easier to read.
What grade level should I aim for?
Most web writing works best at grade 7 to 9. Specialist content can be higher.
How accurate are the scores?
The formulas are standard, but syllables are estimated by rules, so small differences from other tools are normal.