UD5 Toolkit
Coleman-Liau Index Calculator – Readability Grade Level
Analyze your text using the Coleman-Liau Index to determine the U.S. school grade level needed to understand it. Paste or type text for instant readability feedback.
Tag: Reading Grade Level Checker
3+ toolsAutomated Readability Index (ARI) – Online Readability Check
Compute the Automated Readability Index to gauge the difficulty of your text. Outputs a grade level required to understand the content. Great for educators and writers.
Readability Analyzer - Online Flesch-Kincaid & SMOG Index
Paste text to compute reading ease and grade level using Flesch-Kincaid, SMOG, and ARI. Improve your writing clarity. All in browser.