Office Web Apps – Microsoft Office 365

Office Web Apps are browser-based versions of Microsoft Word, PowerPoint, Excel, and OneNote. Office Web apps allow users to view and edit Microsoft Office documents on any device.

Home and school users can Use Office Web Apps on SkyDrive for anywhere access and document sharing at home and school. Business and enterprise users can use Office Web Apps as part of the Office 365 on SharePoint.

See also SharePoint Online external sharing.