Scores
Flesch Reading Ease64.7Plain English — 8–9th
Grade Level9Middle school — clear
Avg Sentence19.3words per sentence
Avg Syllables1.45per word
Aim for grade 6–8 for marketing copy, 8–10 for B2B, 10–12 for technical docs. Anything 14+ reads like a legal contract.
Longest sentences worth rewriting
- 37 words
Long, qualifier-heavy sentences that pile clause on clause and never quite land — like this one, which keeps going past the point at which any reasonable reader would have already moved on — can quietly tank your readability score