its integration with LibreOffice Online, they can ensure a set of compatibility standards when exporting documents from other third party editing tools.
Even though its completely free online, the true potential for Open365 is its ability to sync system files that allows you to create a single locally stored folder at your choice, and add it to your own private cloud with 20GB of free storage space provided by Open365. This space is easily accessed from its own desktop client (which is the download linked to this program file) or from its browser or smartphone app.