1
Rank Math SEO Included
Editor score based on a set of on-page SEO tests.
97feature score
WordPress SEO Plugins with Content analysis
Keyword and readability checks while writing. 10 of the 10 plugins we track include it.
2
All in One SEO (AIOSEO) Included
TruSEO scores focus keyphrase usage and readability.
95feature score
3
SEOPress Included
Built-in content analysis with SERP preview checks each post against SEO criteria.
93feature score
4
Yoast SEO Included
SEO, readability and inclusive-language scoring in the editor.
84feature score
5
ThinkRank SEO Included
On-page SEO score for a focus keyword with readability and structure checks.
93feature score
6
Squirrly SEO Included
Live Assistant scores content in real time inside Gutenberg, Elementor and Divi.
90feature score
7
SureRank Included
Page SEO checks and keyword placement checks; no readability score.
79feature score
8
SmartCrawl Included
Real-time SEO and readability analysis in the editor (readability mainly English).
76feature score
9
Slim SEO Paid version Personal
Pro writing assistant scores keywords, readability (Flesch-Kincaid) and structure.
70feature score
10
The SEO Framework Partial
SEO Bar runs 70+ technical checks; no readability scoring, keyword analysis needs Focus.
54feature score