The news: Microsoft announced that Skype will shut down May 5 and encouraged users to migrate to its free Teams app. 

The once-revolutionary service that allowed free internet calling failed to maintain relevance in the mobile and remote work eras during and after the COVID-19 pandemic, per CNBC.

Skype timeline:

• Launched in 2003 by Janus Friis and Niklas Zennström, Skype quickly gained 54 million users by 2005.