GD Star Rating is full WordPress rating system that supports many different types of ratings, countless settings and features, advanced customization and templates system and many more things that are not seen in any other plugin. And best thing is, it’s available for free.
Without going into specifics and long list of features, it’s best that you visit plugins official website and see for yourself what GD Star Rating can do.
GD Star Rating:
http://www.gdstarrating.com/
