Readability Checker Online — No Watermark on Output
Many free online tools add watermarks to your output — a logo, a URL, or "made with…" branding that ruins professional documents. FlexyPdf's Readability Checker never adds watermarks to your files. Every output is clean, unmarked, and ready for professional use. Whether you are preparing documents for clients, creating content for your business, or working on school assignments, your results look exactly as you intended — without any third-party branding. This is not a limited trial feature; watermark-free output is always included at no cost.
How to Use Readability Checker
Paste Your Text
Enter or paste your article, blog post, or any text content (minimum 10 words).
View Readability Score
See the Flesch Reading Ease score with a visual scale from easy to difficult.
Review Detailed Metrics
Check word count, sentence count, grade level, and scores from 4 different readability formulas.
Features
5 Readability Formulas
Flesch-Kincaid, Flesch Ease, Gunning Fog, Coleman-Liau, and ARI scores.
Grade Level Classification
See if your text is elementary, middle school, high school, or college level.
Text Statistics
Word count, sentence count, syllable count, and reading time estimates.
Visual Score Display
Color-coded scale shows your text's readability at a glance.
Benefits of Using Readability Checker
Completely Free
Use Readability Checker without any cost, limits, or hidden fees. No premium plans needed.
No Installation
Works directly in your browser. No software downloads or plugins required.
100% Private
Your files and data are processed locally. Nothing is uploaded to external servers.
Works Everywhere
Compatible with Chrome, Firefox, Safari, Edge on desktop, tablet, and mobile.
No Sign-Up
Start using the tool immediately. No account creation or email verification.
Always Available
Access this tool 24/7 from anywhere in the world, on any device.
Frequently Asked Questions
Complete Your Text Tools Workflow
These free tools work seamlessly with Readability Checker to handle every step of your workflow.