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✦ Text Tool
FREE ONLINE READABILITY CHECKER
Check how readable your text is instantly. Get Flesch-Kincaid grade level, reading ease score and practical improvement tips. Free, no signup.
Please enter at least 100 words for an accurate readability score.
What is Readability?
Readability measures how easy your text is to understand. High readability means readers can process your content quickly without re-reading sentences.
Flesch-Kincaid Scores Explained
- 90-100 — Very easy. Readable by 11-year-olds. Ideal for general web content.
- 70-90 — Easy. Readable by 13-year-olds. Good for most online content.
- 60-70 — Standard. Readable by 15-16 year olds. Acceptable for general articles.
- 30-60 — Difficult. College level. Consider simplifying for wider audiences.
- 0-30 — Very difficult. Professional/academic. May need simplifying.
How to Improve Readability
- Shorten sentences — aim for under 20 words per sentence on average
- Use simpler words — replace long words with shorter alternatives
- Add headings and bullet points to break up dense text
- Use active voice instead of passive voice
- Write shorter paragraphs — 3-4 sentences maximum
Frequently Asked Questions
What is a good readability score?+
60-70 is good for general web content. Blog posts and marketing copy should aim for 70+ to be accessible to the widest audience.
What is Flesch-Kincaid grade level?+
It estimates the US school grade level needed to understand the text. Grade 8 means an average 8th grader (13-14 years old) can read it.
How many words do I need?+
At least 50-100 words for a meaningful score. Shorter text gives unreliable results.
What affects readability?+
Sentence length, word length, and paragraph length are the main factors. Complex vocabulary and passive voice also reduce readability.
Should I always aim for the highest score?+
Not always. Academic and legal writing requires complex language. Match your readability to your audience.