Content SEO Readability & Keyword Density Analyzer

Optimize content for search engine ranking algorithms and human readers. Compute Flesch Reading Ease, grade level, and audit keyword stuffing risks.



Content Intelligence & On-Page Readability

Calibrated against Flesch-Kincaid & Google Helpful Content

Flesch Reading Ease

Precise 0-100 ease score & US school grade level analysis to keep visitors engaged longer.

Target Grade 6–8

Keyword Density Guard

Uncover 1-word, 2-word, and 3-word n-gram frequency to prevent keyword stuffing penalties.

N-Gram Saturation Safe

Reading Time & Words

Accurate word, character, and sentence counters with estimated reading & speaking durations.

200 WPM Calibrated

Actionable Polish Tips

Flags overly long run-on sentences, high syllable words, and structural formatting opportunities.

Helpful Content Ready
0 Limits
100% Free Forever
Dual Mode
Raw Text or Live URL
N-Grams
1, 2 & 3-Word Phrases
Zero Logs
Your Copy is 100% Private