The WordPress Comment Rating Plugin allows ratings on your comments. Click the Live Preview button and scroll down to the comments section to see it in action.
Comment Rating Plugin Features
Easy to use
Custom Retina FontAwesome Icons
Custom Icon colors
Comment Resorting according to their ratings
Custom icon size
IP encryption (for european users)
Language ready (.po files included)
Already translated into: English and German
Automatic Updates when providing your purchase code
WordPress 4.2 ready!