On-page SEO WordPress plugin : http://scriptbuzz.info/on-site-SEO-plugin
On-page search engine optimization have been getting more an more important since the latest update of Google. By using this WordPress SEO plugin you will be able to optimize your posts. These posts will get higher rankings in search engines.
The greatest advantage of this SEO plugin is that it will exactly tells you what sort of modifications must be done in order to get the best results. Whenever you update your post it will show you the score and the modifications that must be done.
You can check out what others think about this on-page SEO WordPress plugin – http://scriptbuzz.info/on-site-SEO-plugin
Overall, if you want to build search engine optimized WordPress blogs, you should give try for this on-page SEO WordPress plugin.