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Frequently Read Articles
Dale-Chall Words List
What is the Spache Words List?
What's a good readability score?
Ogden Basic English Words List
What is the Flesch-Kincaid Grade Level?
What are Lazy Words?
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Curious about how we calculate scores and which algorithm to use for your content?
Find out more about the readability formulas and algorithms that power ReadablePro.
How it works, and how to make the most out of your subscription.
Your most common questions about signing up to ReadablePro and managing your account.
Your questions about our website indexing and scoring tools.
Questions about our text and file scoring software
Documentation and FAQs for integrating readability and language analysis into your own software.
Various data sources we use in our tools, including lists of common words.