Firdaus Zahari

The plugin provides a number of tools to modify the behaviour of outgoing emails from your site. This is particularly useful if you are trying to debug any email issues that are happening.
Features that this plugin offers includes:
<ul>
<li>Automatic rerouting for all outgoing emails to any number of the specified email address.</li>
<li>Logging outgoing emails into the database to be viewed later.</li>
<li>Adding specified email addresses as BCC for all outgoing emails.</li>
</ul>

FS Email Tools

Collection of tools to interact with emails in WordPress including email rerouting, outgoing email logging to the database, and automatic BCC to speci …

Moe Loubani

A simple plugin that you can use that will let your clients contact you from right on their dashboard. The email you get 
from them will include a bunch of diagnostic info that you can use to help get an idea about the problem.
This includes:
<ul>
<li>PHP Version</li>
<li>Server type (Apache / Ngnix)</li>
<li>MySQL version</li>
<li>WordPress version</li>
<li>Site URL</li>
<li>Active plugins</li>
<li>Inactive plugins</li>
<li>And more!</li>
</ul>
If you have any questions feel free to visit my website http://www.moeloubani.com and ask.
Enjoy!

WP Dash Support

A plugin that adds a contact form on the dashboard for developers to use to give clients an easier way to contact them.

FS Email Tools vs WP Dash Support