Readability Checker
Check Flesch readability and grade level in one click — perfect for blog posts, marketing copy and educational content.
How to Use This Readability Checker
Step 1
Paste your content
Step 2
See readability score and grade level
Step 3
Check sentence and word complexity
Step 4
Edit to simplify if needed
What Is Readability Checker?
Hard-to-read content kills engagement and SEO performance. Most great web writing targets grade 7-9 reading level.
Paste your content and see your score, grade level and improvement suggestions.
If you're writing marketing copy, you stay accessible to a wide audience. If you're publishing blog posts, you match Google's readability bias. If you're producing educational content, you match the right age band.
Frequently Asked Questions
What's a good Flesch score?
60-70 is plain English. Above 70 reads like a magazine.
Tip: Most blog content targets 60+, marketing 70+.
How is grade level calculated?
From average sentence length and syllable count per word.
Tip: Shorter sentences and shorter words drop the grade.
What grade should I target?
Grade 7-9 for general web content. Lower for marketing.
Tip: Hemingway-style writing targets grade 5-6.
Does Google care about readability?
Indirectly yes. Readable content earns longer dwell time and better rankings.
Tip: Combine with topical depth for best results.
Does the readability score update as I type?
Yes, the Flesch score and grade level recalculate live as you edit.
Tip: Watch the grade drop in real time.
Which formula does it use?
Most tools use Flesch Reading Ease and Flesch-Kincaid Grade Level.
Tip: Some also offer Gunning Fog or SMOG indexes.