marty It depends on the site. Only way to know for sure is to test it. WP Rocket also does more than just page caching - but nothing other free plugins don't also do. I don't use it (tried it, didn't like it). But more discussion here:- https://community.wordops.net/d/630-how-can-i-optimally-handle-caching https://community.wordops.net/d/662-wprocket-is-this-a-free-version-and-how-to-configure/5