About Speek: Speek provides a simple and smarter way to do conference calls. Teams can have unlimited conference calling that comes with call controls that allow you to see who’s joined, see who’s talking, share files, record calls, add/remove/mute participants, and more. Participants can join by having us call them, dial-in and PIN, VoIP in the browser, or our mobile apps which can be found on the Apple, Google and Microsoft app stores.