Count word occurrences with percentages and top-N ranking — keyword density, essay analysis, content audits. Spot a 5% stuffing problem instantly — free, local, no signup.
Content reviewed October 2026 · About Toolzum
Extract SEO keyword candidates from your text with stop-word filtering and frequency stats. Build a 20-keyword brief from one article — local analysis, free, no signup.
Measure keyword density per term with safe-range flags for on-page SEO. Keep primary terms at 1–2%, never 5% — local analysis, free, no signup.
Analyze headlines for word count, character count, sentiment, power words, and overall SEO score. Optimize your titles for better engagement. Analysis runs locally in your browser — nothing you enter is uploaded.
Read any PDF's metadata instantly — page count, size, author, creation date, encryption status. Verify a download before opening fully — local parsing, free, no signup.
Count characters, letters, digits, spaces, and punctuation as you type — totals with and without spaces plus an upper/lowercase split. Fit a 280-character post exactly — free, local, no signup.
1–2% reads natural; above ~4–5% looks stuffed to readers and algorithms. Paste the draft: a 1000-word post repeating a phrase 50 times flags at 5% — rewrite with synonyms.
Yes — the, and, of and friends exclude from rankings so content words surface. Toggle the filter to audit function-word overuse in academic prose.
Yes — full articles and theses paste fine. For multi-page SEO audits, run per-page and compare top terms across the set.
No — analysis runs locally in your browser. Text never leaves your device.
Keyword Density Checker
Measure keyword density per term with safe-range flags for on-page SEO. Keep primary terms at 1–2%, never 5% — local analysis, free, no signup.
SEO Headline Analyzer
Analyze headlines for word count, character count, sentiment, power words, and overall SEO score. Optimize your titles for better engagement. Analysis runs locally in your browser — nothing you enter is uploaded.