Yoast â WordPress SEO Premium v8.1.2 [Yoast – WordPress SEO Premium 8.1.2 is well famous and well structured WP Plugin of all time. It has many features that help to improve your site for search engines, it is used by millions of webmasters including newbies and pro bloggers. It gives great features to its all users such as you did not need become an Search Engine Optimizer or SEO Expert for taking your site on higher in Search Engine Result Pages (SERPs). It works greatly and smoothly on all kind of WP blogs and websites. SEO Yoast v8.1.2 covers greatly and completely focus on on page Search Engine Optimization factors, as it is build especially for improving your website ranking and SERPs.