xlthlx

<p>Comments Subscriber is a WordPress plugin that simply adds a subscription checkbox to your WordPress comments form to let your visitors subscribe to comments.<br />
They will then be notified by email when others comment on the same post. Works automatically upon activation, no settings required.</p>
<h3>Licence</h3>
<p>Comments Subscriber is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with Comments Subscriber.<br />
If not, see https://www.gnu.org/licenses/gpl-3.0.html.</p>
<h3>Support</h3>
<p>If you need support or have a feature request, please use the <a href="https://wordpress.org/support/plugin/comments-subscriber/" rel="ugc">support forum</a>.</p>


Comments Subscriber

Set up a subscription checkbox to receive an email every time someone comments on the same post.

demixpress

<p>This plugin makes it even easier and better to display <a href="http://addthis.com" rel="nofollow ugc">AddThis</a> tools for your WordPress site, including share buttons, follow buttons and recommended contents.</p>
<p>To make this plugin to work:</p>
<ol>
<li>You must have an AddThis account.</li>
<li>You CAN NOT use other AddThis plugins.</li>
</ol>
<p>About Social Sharing Optimization</p>
<p>This plugin doesn’t do anything to optimize the social sharing results, if you need this, try a related plugin, such as:</p>
<ul>
<li><a href="https://wordpress.org/plugins/wpsso/" rel="ugc">WordPress Social Sharing Optimization</a></li>
<li><a href="https://wordpress.org/plugins/wonderm00ns-simple-facebook-open-graph-tags/" rel="ugc">Facebook Open Graph, Google+ and Twitter Card Tags</a></li>
</ul>


(dp) AddThis

Makes it even easier and better to display AddThis tools (share buttons, follow buttons and recommended contents) on your WordPress site.

Comments Subscriber vs (dp) AddThis