One of the things that has prevented some organizations from making the switch to G Suite is the fact that they still would need to maintain and/or purchase Microsoft Office licenses for most of their users.
However, Office licenses may only be needed for a few power users within an organization, as there are two ways that any user can open and edit Microsoft Word, Excel or PowerPoint files using Google Drive. “Power users” can include those who work with very large Excel spreadsheets or who rely on macros within certain Excel spreadsheets. It can also include those who need to exchange redlined Word documents with third parties.
There are two ways that G Suite users can edit Office files without the need for Office software.