What is Microsoft Teams?
See content and chat history anytime, including team chats with Skype that are visible to the whole team. Private group chats are available for smaller group conversations.
What is Slack?
Imagine all your team communication in one place, instantly searchable, available wherever you go. That’s Slack. All your messages. All your files. And everything from Twitter, Dropbox, Google Docs, Asana, Trello, GitHub and dozens of other services. All together.
Interest over time