<p>This service allows your visitors to vote for your website. It is easy to integrate the service into your web pages. There is no own webspace needed. Where’s the difference? The difference to other voting services is that every user can vote. The users do not need an account to submit their votes.</p>


WP Topvotes

This Plugin let the visitor vote your site via a simple widget like the facebook "I like this" button.

Riccardo Conte

<p>This plugin implements a “like/dislike” rating system for comments. In the setting page you can choose a “compact / splitted” mode that show ratings like sum or separately.</p>


Zaki Like Dislike Comments

This plugin implements a "like/dislike" rating system for comments

WP Topvotes vs Zaki Like Dislike Comments