It's the Office you know, plus tools to help you work better together, so you can get more done — anytime, anywhere.
for business $12.50 user/month (annual commitment). Includes Exchange, SharePoint, skype for business,50 GB mailbox, file storage and sharing with 1 TB of OneDrive storage.
for home $79.99 per year (savings apply to this year only). Includes Office applications for up to 5 users and file storage and sharing with 1 TB of OneDrive storage.