Free Readability Checker
Check your text's readability score instantly. Flesch Reading Ease, grade level, and sentence complexity analysis.
Enter at least 3 words to see readability scores
Frequently Asked Questions
The Flesch Reading Ease score measures how easy a text is to read on a scale of 0-100. Higher scores mean easier reading. A score of 60-70 is considered ideal for most audiences.
For general audiences, aim for a grade level of 7-9. Academic writing typically scores at grade 12+. Business communication is best at grade 8-10.
Readability formulas use factors like sentence length, word length, syllable count, and character count. Each formula weighs these differently to estimate reading difficulty.
Sentences with more than 20 words are harder to read. Very long sentences (30+ words) are very difficult. Passive voice and complex words also reduce readability.
Yes! The readability checker is completely free with no signup required. All analysis runs in your browser — your text is never sent to any server.
Did you find this tool useful?