Perfect Dashboard is far from perfect and is mostly designed to sell ads to get you to subscribe to do something that is available for free. It may have been installed via spam, ad-ware or other malicious means. It should be uninstalled.
The App is a WordPress & Joomla plugin that lets you update with One-Click, perform Automated Tests after each update and automatically verify Backups. There are serious security risks in using such a plugin and it should be avoided. There are far better ways to secure your website and automate backups.