Here is online version of LibreOffice:
https://www.rollapp.com/libreoffice, so you can check ver. 4.4 out without installing.
BTW cloud version of LO is quite popular among Chromebook users.
Google implementation of an office suite is very popular at middle, high school, and online universities (even though most of them offer the free Office365).
All remote application access technologies are similar to a certain extent. It is similar to VNC in the way image of application is captured, but does much more than simply showing content of the frame buffer on the client.