You can also buy Microsoft Skype for Business as a standalone product for $2.00 per user per month, or $5 per user per month, depending on whether you need additional features such as s cheduling In short, Skype for Business is a cloud-based service that helps professionals get work done in their offices and homes through chat, voice calls, and video conferencing. Skype for Business includes all the functionalities of Lync and Skype (excluding Skype Translator), but it goes beyond these apps to allow users to make video conferencing calls that can support up to 250 people. The Bottom Line. If you're already involved with Office 365, then Microsoft Skype for Business Online might make sense for you. But those looking for a vendor-neutral business-class voice over IP