Measure how hard your writing is to read, reporting both the Flesch Reading Ease score and the Flesch-Kincaid Grade Level.
The cat sat on the mat. It was a warm day and the sun shone brightly through the open window.
Flesch Reading Ease: 95.2 Flesch-Kincaid Grade: 2 Very easy (5th grade)
Reading Ease runs 0–100, where higher is easier. The Grade Level estimates the US school year at which the text becomes readable.
No. This tool runs entirely in your browser — nothing you type or paste is uploaded, logged or stored anywhere.
There is no fixed limit. Very large documents depend on your device’s memory, but ordinary pages and files are handled instantly.