Readability Analyzer

How to use the Readability Analyzer

1. Paste or type your text into the input area.
2. Review the readability scores that appear instantly, including Flesch Reading Ease and grade level.
3. Check the grade level recommendation to see if your writing matches your intended audience.
4. Revise your text and re-check to see how your changes improve readability.

What the scores are actually measuring, and their real limits

Flesch-Kincaid and Gunning Fog both approximate reading difficulty mainly from sentence length and syllable count. They can't evaluate whether your ideas are logically organized, whether jargon is well-explained in context, or whether the content is actually engaging. A text can score as "easy to read" by these formulas while still being confusing due to poor structure, and a text with a high grade-level score isn't automatically badly written if the audience and subject matter (say, a legal or medical document) genuinely require more precise, complex language. Use the score as one signal about sentence and word complexity, not a complete verdict on writing quality.

Frequently asked questions

What reading level should I target for general web content?

A commonly cited target for broad, general-audience web writing is roughly an 8th-grade reading level, not because readers can't handle more, but because shorter sentences and simpler words are generally faster to scan and easier to act on, which matters most for time-pressed readers online.

Why do the different formulas (Flesch-Kincaid, Gunning Fog) give me different scores?

Each formula weighs sentence length and word complexity slightly differently, and some use different scales entirely (grade level vs. a 0-100 ease score) so expect the numbers to diverge somewhat rather than treating any single formula's output as the definitive answer.

Does shortening my sentences always improve the score?

Generally yes, since sentence length is one of the heaviest-weighted factors in most of these formulas, but readability scores shouldn't be chased at the expense of clarity; an unnaturally chopped-up sentence can score well while reading awkwardly.