RankMath

RankMath is a powerful, feature-rich WordPress SEO plugin that rivals Yoast. Its free version includes advanced schema markup, Google Analytics integration, 404 monitoring, and rich snippet support. The Pro version adds rank tracking, keyword tracking, and advanced AI tools. It's known for its clean interface and offering many premium-like features for free.

Targeted at WordPress site owners seeking a more advanced free alternative, its Pro plans start at $59/year. It scores well for its exceptional value in the free tier, rapid development, and comprehensive feature set that often surpasses competitors at similar price points.