Text analysis tools

Summarize articles, check grammar, measure readability, and edit markdown — all in your browser, no data sent anywhere.

Text summarizer

Extracts the most important sentences using TF-IDF scoring and sentence position weighting.

Grammar checker

Checks for common grammar mistakes, punctuation errors, redundant words, and style issues.

Readability analyzer

Measures text complexity using Flesch-Kincaid, Gunning Fog, and SMOG indices.

Markdown editor

Write markdown on the left, see rendered preview on the right in real time.