Speed Up v1.0 - WordPress - A Must Have Wordpress Plugin

Speed Up is a WordPress Plugin allows you to improve your page loading speed and get a higher score on the major speed testing services Speed Up WordPress Plugin is a very powerful plugin that increases your WordPress page load speed and gives you a better performance for loading the website. On single click get your website a boosting speed. Speed Up WordPress Site Plugin, This plugin increase your wordpress site loading performance by reducing the page load time and requests it made to server.

did anyone test this? does it do its job? does it break the code? any real improvements?
I'm interested in knowing how it compares with wp fastest cache