#55 · Readability & Analysis Text Tool

Lexical Density Checker

Check lexical density by comparing content words and function words to understand information density in essays, reports, SEO copy, and academic writing.

Text Input

Paste text or upload a file

Text to analyze

Density mode

Target density

Real-time analysis Case-insensitive matching Ignore common stop words Ignore URLs and email addresses

Recent History

No history yet.

How to use this text tool

Paste your text into the input box.
Choose analysis options and filters.
Click the main button or use real-time analysis.
Copy, download, or export the report.

What this tool does

This tool analyzes your text and produces a practical report for lexical density checker results, quality scoring, and editing decisions.

The tool tokenizes text, applies selected filters, calculates tool-specific metrics, then generates a readable report and export table.

Use the score as an editing signal, not as an absolute rule. Genre, audience, and document purpose still matter.

Example

Example input: Clear writing helps readers understand ideas quickly. However, long sentences with complex vocabulary can slow readers down and make the message harder to follow. A good text balances sentence length, word choice, and structure. The result shows the key lexical density checker metrics and interpretation.

Use cases

Blog and SEO editing
Academic and essay review
Business writing cleanup
NLP and keyword analysis
Content quality auditing

Tips for better output

Use a complete paragraph for more reliable results.
Filter URLs, emails, and stop words when they distort the metric.
Compare short and long drafts before final editing.
Export CSV or JSON when doing repeated analysis.

Processing details

All calculations run in JavaScript inside the browser. The output includes a human-readable report, score, summary, table export, and JSON export.

Automated text metrics cannot fully judge tone, argument quality, factual accuracy, or audience fit.