Today, many people are confused with what is actually available and how it works. But last year Microsoft announced it would drop Lync in favor of Skype for Business, which would combine features of both Lync and Skype. Then Microsoft bought the company in 2011, continuing to offer it as a consumer product along with Lync as a business application. First there was Skype, a well-liked app for instant messaging, video chat, and voice calls.