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Language Analysis & Writing Improvement Engine

Paste any English text to see its reading level, grammar patterns, keyword density, clarity score, tone approximation, and sentence-level rewrite suggestions. Everything runs locally in your browser.

Educational only · Not a full grammar checker or AI writing assistant
Works best with a few paragraphs of English text. This tool estimates patterns and readability; it does not store or send your writing anywhere.
Used for keyword density analysis.
Tone suggestions will be framed with this focus in mind.
Reading level & clarity
Words / Sentences
0 / 0
Average sentence length
0 words
Estimated grade level
Estimated reading time
0 sec
Writing clarity score (0–100)
  • Run analysis to see clarity tips.
Grammar patterns & tone snapshot
Long sentences (> 25 words)
0
Possible passive voice
0
Repetitive openings
0
Overall tone
Sentiment tilt
Formality & energy
Keyword density & top terms
Target keyword hits
Keyword density (by words)
Word Count Share
Run analysis to see your most frequent meaningful words.
Common stop words (the, and, of, to, etc.) are filtered out for this ranking.
Grammar pattern scanner
  • Run analysis to see potential long sentences, passive constructions, and repetition patterns.
This is a lightweight heuristic scanner — it can miss issues or flag false positives. Always review suggestions with your own judgment.

Sentence Restructuring Helper

Here are a few of the most complex sentences, plus suggested rewrites to improve clarity. These suggestions are rule-based and intentionally simple.

Suggested simplifications

Run analysis to see rewrite suggestions for long or complex sentences.

Important notes