RobMarsh

Popular Posts displays a list of your blog’s most-viewed posts. The output can be customised in <a href="http://rmarsh.com/plugins/post-options/" rel="nofollow ugc">many</a> ways.
This plugin requires the latest version of the Post-Plugin Library: <a href="https://downloads.wordpress.org/plugin/post-plugin-library.zip" rel="nofollow ugc">download it now</a>.
<h3>Version History</h3>
<ul>
<li>2.6.2.0
<ul>
<li>first release — numbered to match family of post-plugins</li>
</ul>
</li>
</ul>

culplarry

An easy to use WordPress function to add popular posts to any WordPress theme. You can also include the the list in a post using a shortcode [cool_popular_posts] or as a widget.

cool Popular Post

A very easy to use WordPress function to add popular posts to any WordPress theme.

Popular Posts vs cool Popular Post