Nagmay

Based on twitpress by Tom Purnell. Adds the ability to choose which category will result in updates to your twitter account.
TwitCategory sends a tweet notifying your followers that a new post has been published on your blog. It is very customizable, allowing you to format the tweets using static text and several variables: title, post, permalink, guid and category name.
New versions also allow for URL shortening via tinyurl, isgd and bitly!
<h3>Upgrading</h3>
<ol>
<li>Click update from the WordPress plugin menu.</li>
</ol>
or
<ol>
<li>Click ‘Download’ on this page.</li>
<li>Deactivate the twitcategory plugin through the Plugins menu in WordPress Admin.</li>
<li>Upload twitcategory.php to your /wp-content/plugins directory, overwriting the previous version.</li>
<li>Fill in your twitter account information (be sure to re-enter your password), using the twitcategory configuration menu found in WordPress Admin.</li>
</ol>

TwitCategory

Based on twitpress by Tom Purnell. Adds the ability to choose which category will result in updates to your twitter account.

xhanch_studio

Xhanch – My Twitter (developed by <a href="http://xhanch.com/" title="Xhanch Studio" rel="nofollow ugc">Xhanch Studio</a>) is the best WordPress Twitter plugin to show/hide or include/exclude your latest tweets, replies from other members to you, replies from you to other members, retweets, and direct messages from your Twitter account(s).
You can customize it with our predefined flexible settings/options easily and it can be displayed via sidebar, post or page with advanced tweets filtering system.
You can also post a tweet/status directly from your website and auto tweet your newly published post/page.
An intensive cache system is provided as well that amke this plugin light weight.
Xhanch My Twitter is going to provide complete integration between your wordpress website and your twitter account. This plugin can connect to and access from multiple Twitter accounts.
We will keep improving this plugin in order to make this plugin to be the best Twitter plugin for WordPress
For complete features list, installation and setup, screen shots, FAQs, update logs/changelog, and support:
<ul>
<li><a href="http://xhanch.com/wp-plugin-my-twitter/" title="Xhanch - My Twitter" rel="nofollow ugc">Plugin details</a></li>
<li><a href="http://forum.xhanch.com/index.php/board,3.0.html" title="Forum/community center" rel="nofollow ugc">Forum/community center</a></li>
<li><a href="http://forum.xhanch.com/index.php/board,13.0.html" title="Change/update logs" rel="nofollow ugc">Change/update logs</a></li>
</ul>
<a href="https://wordpress.org/extend/plugins/profile/xhanch_studio" title="Click here to see All free plugins from Xhanch Studio" rel="ugc">Click here to see All free plugins from Xhanch Studio</a>
<h3>Support</h3>
<a href="http://forum.xhanch.com/index.php/board,3.0.html" title="Xhanch - My Twitter" rel="nofollow ugc">Click here to visit the forum for this plugin</a>

Xhanch – My Twitter

The best plugin to display your latest tweets, replies, direct messages, retweets, auto and manual tweet and lots more. Support multiple accounts

TwitCategory vs Xhanch – My Twitter