Dec 30, 2025 · Readable, the most extensive readability checker. Readability tests: Flesch reading ease, Flesch-Kincaid grade level, Gunning Fox Index, SMOG Index & more

Measure Text Readability Paste some text content below and get a free basic readability score instantly.

Readability is a measure of how easy a piece of text is to read. The level of complexity of the text, its familiarity, legibility and typography all feed into how readable your text is.

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Readable supports several different readability formulas, but if you are not sure where to start then the Flesch-Kincaid Grade Level is a good, all-purpose algorithm.

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Website Readability With ReadablePro you will be able to scan, score and continually monitor your website's readability, spelling and grammar.

Whether you’re a copywriter, marketer or online store, ReadablePro gives you the power to make every word count. We’ll help you improve your content, increase ROI and boost sales.

Readable can measure the readability of Word docs, PDFs, ebooks and more. Start Scoring Files Emails Send an email to a unique address we provide, and we will score your email for readability. …