Readability & Grade Level Analyzer
Calculate Flesch-Kincaid, Gunning Fog, and other reading scores. Fast, free, and fully client-side. Nothing is uploaded to a server.
0.0Flesch Reading Ease(0-100, higher is easier)
0.0Flesch-Kincaid Grade(U.S. grade level)
0.0Gunning Fog Index(Grade level estimate)
0.0Coleman-Liau Index(Based on characters, not syllables)
0Words
0Sentences
0Syllables
How the Readability & Grade Level Analyzer Works
Analyzes your text for readability scores including Flesch Reading Ease, Flesch-Kincaid Grade Level, Gunning Fog Index, and Coleman-Liau Index. It also provides word, sentence, and syllable counts.
Usage Example
Paste an essay to see if it targets a high school or college reading level.
Frequently Asked Questions
How are syllables calculated?
We use a heuristic algorithm that counts vowel groups and applies adjustments for common silent letters (like trailing e).