wpSEO is a simple and more comprehensive solution you can use to take care of SEO optimization. wpSEO stands for efficient, fully-automated and affordable SEO in WordPress, the state of the art Weblog-System. WordPress SEO made easy.

With more than 70 useful options you can have a perfect optimization of your website for search engines. Dynamic and automatic creation of metatags and titles, depending on the content, is just one of the many strength of wpSEO.

Pricing: $24.99
Requirements: -
Source: http://www.wpseo.org/