Meta Platforms' Threads app surpasses 400 million monthly active users, a significant rise from 175 million last year, as CEO Mark Zuckerberg announced. Competing directly with Elon Musk's X, which currently has 600 million users, Threads also sees daily active users increase to 115.1 million, while X reports a decrease. Instagram's Adam Mosseri noted, “It’s been quite the ride,” as Meta focuses on expanding features to enhance user engagement amidst challenges faced by X.