Termination of Popcorn Buzz. Dear Popcorn Buzz users, Popcorn Buzz service will end on December 15, 2017. Thanks for using Popcorn Buzz. We will continue working hard and hope to come back soon with a new and better service. We appreciate your understanding. Try Popcorn Buzz, the app that lets you talk with up to 200 people at the same time, for free!