”Why people use Rank Math SEO plugin for WordPress On Page SEO?” Rank Math certainly gives more features in the free version. For example, you’ll get analysis for multiple keywords, 404 detections, a redirect manager, and many more features. So I will provide WordPress On Page SEO through the Rank Math plugin which helps you to rank in Google and get more traffic. Personally, I use this plugin on my 6 affiliate sites. On page optimization included: