Really worthy app if you want to speed up your website

Requires a bit of knowledge but give it a bit of time trial and error and you will understand, all you have to do is turn off various items so they dont load on your page, save it check if your site is functioning, if not try and load some items back that you unloaded and see which one was causing the issue, put a note so you know for future and keep experimenting until you turn off all the unecessary items, check on gtmatrix your site speed before and after. You will notice a significant speed improvement