superside7

It is a plugin which can set and display a 5-point rating for posting. There are few setting items, it can be used simply.
Features include:
<ul>
<li>A 5-point rating can be set for each item for posting</li>
<li>Display rating by star in post</li>
<li>Ranking display widget by rating points</li>
<li>User ratings can be accepted from comments</li>
</ul>
And more
<ul>
<li>Display rating by user average </li>
<li>Support other posttypes</li>
<li>Items can be set variably</li>
<li>Shortcode that can display ratings in any place</li>
<li>Shortcode that can display ranking in any place</li>
</ul>

WP Kuchikomi

This plugin add a 5-point rating system for your wordpress, and can also accept ratings from users.

Miaz Akemapa

S3 Rating is a very simple plugin to insert Star Rating into your posts / pages using shortcode.
S3 Rating Features:
<ul>
<li>Insert star rating using shortcode</li>
<li>Using built-in star image size</li>
<li>Or Upload your own star images</li>
<li>Compatible with the latest wordpress</li>
<li>Translation Ready!</li>
</ul>
Read more details dan demo here: 
<a href="http://www.vnetware.com/s3rating" rel="nofollow ugc">http://www.vnetware.com/s3rating</a>

WP Kuchikomi vs S3 Rating