Reasonable density
- Keyword: seo
- Found 3 times in 150 words -> ~2%
text validator
Analyze keyword frequency and density in text client-side.
Counts exact keyword matches (case-insensitive).
Calculates keyword density as a percentage of total words.
Runs entirely client-side/offline; no data leaves the page.
text
Readability Checker
Estimate readability with Flesch Reading Ease.
text
Title Case Validator
Check if a title follows common title-case conventions (small words lowercased, others capitalized).
web
Meta Description Length Checker
Check meta description length against common SERP ranges locally before publishing.
Guideline-only; search engines use many signals beyond keyword density.