Score text accessibility with Flesch reading ease and grade.
Sentence and syllable load are plugged into the Flesch formulas to produce a 0-100 ease score and a US grade level. Web content that scores around an 8th-grade level reaches far more readers, so the score flags overly academic prose.
Reading Level
Flesch ease = 206.835 - 1.015x - 84.6y; grade = 0.39x + 11.8y - 15.59 (x = words/sentence, y = syllables/word)
Flesch ease = 206.835 - 1.015x - 84.6y; grade = 0.39x + 11.8y - 15.59 (x = words/sentence, y = syllables/word) Sentence and syllable load are plugged into the Flesch formulas to produce a 0-100 ease score and a US grade level.
Web content that scores around an 8th-grade level reaches far more readers, so the score flags overly academic prose.
This calculator takes 3 inputs: Sentences, Words, Syllables. The pre-filled defaults are a realistic starting point — replace them with figures from your own environment for a result you can act on.