How to Access Microsoft Word Online for Free | User Guide
Back in 2010, Microsoft added “Office Web Apps” to their Skydrive online storage service, which let you edit your Office documents online with a basic copy of Office 2010-styled apps. And now, they’ve recently rebranded Skydrive as OneDrive, they’ve also set the Office Web Apps free to live on their own as Office Online, complete with a new Office 2013-style UI.